2A3DE-PLAFX05Smart Feeder (Granary 2 Vision, Granary 2 Vision Duo, Granary 2 X)

Jun 2026 Kenneth Young/Manager

Radiofrequency radiation exposure evaluation: mobile devices RESULT : Pass Test Specification Test item : Smart Feeder (Granary 2 Vision) Smart Feeder (Granary 2 Vision Duo) Smart Feeder (Granary 2 X) Identification / Type No. : PLAF205, 6216205, PLAF305, 6216305 FCC ID : 2A3DE-PLAFX05 Test standard : CFR47 FCC Part 2: Section 2.1091 CFR47 FCC Part 1: Section 1.1310 FCC KDB Publication 447498 D04 ➢ FCC requirements FCC requirement: Systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess limit for maximum permissible exposure. In accordance with 47 CFR FCC Part 2 Subpart J, section 2.1091 this device has been defined as a mobile device whereby a distance of 20cm normally can be maintained between the user and the device. MPE Calculation Method according to KDB 447498 D04 Frequency range (MHz) Electric field strength (V/m) Magnetic field strength (A/m) Power density (mW/cm 2 ) Averaging time (minutes) Limits for General Population/Uncontrolled Exposure 0.3-1.34 614 1.63 *(100) <30 1.34-30 824/f 2.19/f *(180/f 2 ) <30 30-300 27.5 0.073 0.2 <30 300-1,500 f/1500 <30 1,500-100,000 1 <30 f = frequency in MHz. * = Plane-wave equivalent power density. Prediction of MPE limit at a given distance 푆= 퐸퐼푅푃 4휋푅 2 Where: 푆 = Power density; 퐸퐼푅푃 = Equivalent Isotropic Radiated Power in mW; 푅 Distance to the center of radiation of the antenna; 37) EUT RF Exposure Evaluation operations, Worst Case mode For 24GHz SRD E.I.R.P = 99.38 – 95.2 = 4.18dBm Test Mode EIRP (dBm) EIRP (mW) Power Density (mW/cm 2 ) Minimum Separation Distances (cm) Limit (mW/cm 2 ) Ratio BLE 6.84 4.83 0.000961 20 1 0.000961 2.4GHz band Wi- Fi 14.50 28.18 0.005609 0.005609 5GHz band Wi-Fi 20.01 100.23 0.01995 0.01995 24G SRD 4.18 2.62 0.000521 0.000521 Multiple transmission: 24GHz SRD + BLE + 5GHz WLAN = 0.027 ＜ 1

深圳汉阳天线设计有限公司 HanyangAntennaDesignCo.,Ltd. 地址(ADD)：深圳市宝安区西乡街道桃花源科技创新园主园区9号研发楼 电话（TEL）：0755-23069700传真(FAX)：0755-23069700 产品规格书 ProductSpecificationsSheet 产品型号： S610CJ 产品名称： WIFI钢片天线 产品料号： F00100001174 说明 本文档对应产品为WIFI钢片天线。 版权所有深圳汉阳天线设计有限公司 未经深圳汉阳天线设计有限公司同意，任何单位和个人不得擅自摘抄、复制本文档内容的部分或全部， 并不得以任何形式传播。 深圳汉阳天线设计有限公司客户提供全方位的技术支持，对本文档如有任何垂询、疑问请联系我司业务 经理或发送邮件至以下邮箱： [email protected] 公司网址：http://www.hyantenna.com/ 2 目录 1天线成品图片...............................................................................................2 2天线匹配......................................................................................................2 3产品参数......................................................................................................3 4天线性能参数...............................................................................................4 4.1回波损耗&Smith.........................................................................................................................4 4.2无源增益/效率...............................................................................................................................5 4.3有源测试数据................................................................................................................................6 4.4辐射方向图....................................................................................................................................7 5天线结构图纸...............................................................................................8 6环境可靠性测试...........................................................................................9 7包装示意图................................................................................................10 3 修订记录 1.02026-04 初始版本刘志高 版本日期变更作者 2 1天线成品图片 2天线匹配 图中未标注的匹配位，请作NC处理 3 3产品参数 产品名称 Name WIFI钢片天线 型号 ModelType S610CJ 频率范围 FrequencyRange 2400-2500MHz 5150-5850MHz 尺寸 Dimensions 11.30*7.80*7.10(MM) 驻波比 VSWR ≦2.5 输入阻抗 Impedance 50Ω 极化方式 Polarization 线极化 材质 Material SUS304不锈钢镀镍 辐射方向 RadiationDirection 全向 工作温度 WorkingTemperature -40°C-+85°C 4 4天线性能参数 4.1 回波损耗 &Smith Frequency（MHZ）2400248051505850 ReturnLoss -13.50-11.94-11.87-9.04 5 4.2 无源增益 / 效率 Frequency（MHZ） 240024502500515055005850 Efficiency_Percent 50.5851.7649.7748.0845.1644.29 Gain 2.091.92.023.232.743.24 6 4.3有源测试数据 7 4.4辐射方向图 2450MHz 5500MHz 8 5天线结构图纸 9 6环境可靠性测试 测试项目测试方法测试标准 低温贮存 1、将待测天线放进温度试验箱。 2、温度为-40°C±2°C的低温环境存贮48H。 3、实验后在常温下恢复2小时，将产品取出检验， 对样品进行外观检查，机械性能检查和电性能指 标测试；  整体样品不能出现变形、硬 化、脆化、起泡等不良现象， 电性能符合要求 高温贮存 1、将待测天线放进温度试验箱。 2、温度为+85°C±2°C的高温环境存贮48H， 3、实验后在常温下恢复2小时，将产品取出检验， 对样品进行外观检查，机械性能检查和电性能指 标测试；  整体样品不能出现变形、硬 化、脆化、起泡等不良现象， 电性能符合要求 温度循环 1、将待测天线放进温度试验箱； 2、-40°C保持1小时，+85°C保持1小时，此为1个循 环；温度变化时间≤40分钟。共测试10个循环； 3、实验后在常温下恢复2小时，将产品取出检验， 对样品进行外观检查，机械性能检查和电性能指 标测试。  整体样品不能出现变形、硬 化、脆化、起泡等不良现象， 电性能符合要求. 盐雾测试 1、将待测天线放进温度试验箱。 2、设置喷雾参数：在温度35°C±2°C、湿度>85％ 的密闭环境中，PH值在6.5-7.2范围内，用5％± 1％的Nacl溶液连续48H盐水喷雾后。 3、实验后取出产品，用自来水充分冲洗，常温静置 干燥，检查测试表面 检查试样，不允许有任何裂 纹、锈蚀、起泡、明显变形、 变蓝色、起皱或整个脱落不 良。 10 7包装示意图

EFGX26020274-IE-01-E06 Appendix Page 1 of 57 Appendix A: DTS Bandwidth Test Result TestMode Antenna Channel DTS BW [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict BLE_1M Ant1 2402 0.692 2401.656 2402.348 0.5 PASS 2440 0.728 2439.640 2440.368 0.5 PASS 2480 0.688 2479.668 2480.356 0.5 PASS BLE_2M Ant1 2402 1.408 2401.324 2402.732 0.5 PASS 2440 1.244 2439.384 2440.628 0.5 PASS 2480 1.236 2479.420 2480.656 0.5 PASS EFGX26020274-IE-01-E06 Appendix Page 2 of 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 3 of 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26020274-IE-01-E06 Appendix Page 4 of 57 BLE_2M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 5 of 57 Appendix B: Occupied Channel Bandwidth Test Result TestMode Antenna Channel OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict BLE_1M Ant1 2402 1.0286 2401.4932 2402.5218 --- --- 2440 1.0356 2439.4904 2440.5260 --- --- 2480 1.0241 2479.4957 2480.5198 --- --- BLE_2M Ant1 2402 2.0336 2400.9921 2403.0257 --- --- 2440 2.0527 2438.9931 2441.0458 --- --- 2480 2.0728 2478.9782 2481.0510 --- --- EFGX26020274-IE-01-E06 Appendix Page 6 of 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 7 of 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26020274-IE-01-E06 Appendix Page 8 of 57 BLE_2M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 9 of 57 Appendix C: Maximum conducted output power Test Result TestMode Antenna Channel Result[dBm] Limit[dBm] Verdict BLE_1M Ant1 2402 4.75 ≤30 PASS 2440 3.62 ≤30 PASS 2480 3.48 ≤30 PASS BLE_2M Ant1 2402 4.25 ≤30 PASS 2440 3.64 ≤30 PASS 2480 3.53 ≤30 PASS EFGX26020274-IE-01-E06 Appendix Page 10 of 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 11 of 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26020274-IE-01-E06 Appendix Page 12 of 57 BLE_2M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 13 of 57 Appendix D: Maximum power spectral density Test Result TestMode Antenna Channel Result[dBm/3-100kHz] Limit[dBm/3kHz] Verdict BLE_1M Ant1 2402 -6.97 ≤8.00 PASS 2440 -7.71 ≤8.00 PASS 2480 -9.16 ≤8.00 PASS BLE_2M Ant1 2402 -10.10 ≤8.00 PASS 2440 -11.40 ≤8.00 PASS 2480 -11.86 ≤8.00 PASS EFGX26020274-IE-01-E06 Appendix Page 14 of 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 15 of 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26020274-IE-01-E06 Appendix Page 16 of 57 BLE_2M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 17 of 57 Appendix E: Band edge measurements Test Result TestMode Antenna ChName Channel RefLevel[dBm] Result[dBm] Limit[dBm] Verdict BLE_1M Ant1 Low 2402 4.10 -49.95 ≤-15.9 PASS High 2480 2.83 -49.16 ≤-17.17 PASS BLE_2M Ant1 Low 2402 1.81 -32.72 ≤-18.19 PASS High 2480 1.30 -49.25 ≤-18.7 PASS EFGX26020274-IE-01-E06 Appendix Page 18 of 57 Test Graphs BLE_1M_Ant1_Low_2402 BLE_1M_Ant1_High_2480 BLE_2M_Ant1_Low_2402 EFGX26020274-IE-01-E06 Appendix Page 19 of 57 BLE_2M_Ant1_High_2480 EFGX26020274-IE-01-E06 Appendix Page 20 of 57 Appendix F: Conducted Spurious Emission Test Result TestMode Antenna Channel FreqRange [MHz] RefLevel [dBm] Result[dBm] Limit[dBm] Verdict BLE_1M Ant1 2402 Reference 3.23 3.23 --- PASS 30~1000 3.23 -62.76 ≤-16.77 PASS 1000~26500 3.23 -52.75 ≤-16.77 PASS 2440 Reference 1.88 1.88 --- PASS 30~1000 1.88 -62.61 ≤-18.12 PASS 1000~26500 1.88 -53.18 ≤-18.12 PASS 2480 Reference 1.88 1.88 --- PASS 30~1000 1.88 -62.19 ≤-18.12 PASS 1000~26500 1.88 -53.19 ≤-18.12 PASS BLE_2M Ant1 2402 Reference 1.56 1.56 --- PASS 30~1000 1.56 -62.29 ≤-18.44 PASS 1000~26500 1.56 -52.79 ≤-18.44 PASS 2440 Reference -0.13 -0.13 --- PASS 30~1000 -0.13 -55.79 ≤-20.13 PASS 1000~26500 -0.13 -53.4 ≤-20.13 PASS 2480 Reference 0.84 0.84 --- PASS 30~1000 0.84 -62.14 ≤-19.16 PASS 1000~26500 0.84 -53.13 ≤-19.16 PASS EFGX26020274-IE-01-E06 Appendix Page 21 of 57 Test Graphs BLE_1M_Ant1_2402_0~Reference BLE_1M_Ant1_2402_30~1000 BLE_1M_Ant1_2402_1000~26500 EFGX26020274-IE-01-E06 Appendix Page 22 of 57 BLE_1M_Ant1_2440_0~Reference BLE_1M_Ant1_2440_30~1000 EFGX26020274-IE-01-E06 Appendix Page 23 of 57 BLE_1M_Ant1_2440_1000~26500 BLE_1M_Ant1_2480_0~Reference EFGX26020274-IE-01-E06 Appendix Page 24 of 57 BLE_1M_Ant1_2480_30~1000 BLE_1M_Ant1_2480_1000~26500 EFGX26020274-IE-01-E06 Appendix Page 25 of 57 BLE_2M_Ant1_2402_0~Reference BLE_2M_Ant1_2402_30~1000 EFGX26020274-IE-01-E06 Appendix Page 26 of 57 BLE_2M_Ant1_2402_1000~26500 BLE_2M_Ant1_2440_0~Reference EFGX26020274-IE-01-E06 Appendix Page 27 of 57 BLE_2M_Ant1_2440_30~1000 BLE_2M_Ant1_2440_1000~26500 EFGX26020274-IE-01-E06 Appendix Page 28 of 57 BLE_2M_Ant1_2480_0~Reference BLE_2M_Ant1_2480_30~1000 EFGX26020274-IE-01-E06 Appendix Page 29 of 57 BLE_2M_Ant1_2480_1000~26500 EFGX26020274-IE-01-E06 Appendix Page 30 of 57 Appendix G: Duty Cycle Test Result TestMode Antenna Channel DC [%] BLE_1M Ant1 2402 100 2440 100 2480 100 BLE_2M Ant1 2402 100 2440 100 2480 100

EFGX26020274-IE-01-E06 Appendix Page 31 of 57 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 32 of 57 BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 EFGX26020274-IE-01-E06 Appendix Page 33 of 57 BLE_2M_Ant1_2480 EFGX26020274-IE-01-E06 Appendix Page 34 of 57 Appendix H: Emissions in Restricted Bands Test Result Mode: BLE-1M Channel: 2402MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 38.58 43.25 4.67 74.00 30.75 200 251 PK Horizontal PASS 2 2326.0600 39.61 44.47 4.86 74.00 29.53 100 82 PK Horizontal PASS 3 2346.4100 39.21 44.17 4.96 74.00 29.83 100 50 PK Horizontal PASS 4 2366.4300 39.25 44.24 4.99 74.00 29.76 200 251 PK Horizontal PASS 5 2381.2800 39.59 44.62 5.03 74.00 29.38 200 227 PK Horizontal PASS 6 2390.0000 38.77 43.72 4.95 74.00 30.28 200 141 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 35 of 57 Mode: BLE-1M Channel: 2402MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 37.68 42.35 4.67 74.00 31.65 200 325 PK Vertical PASS 2 2335.0800 39.20 44.01 4.81 74.00 29.99 100 116 PK Vertical PASS 3 2364.6700 39.03 44.01 4.98 74.00 29.99 200 197 PK Vertical PASS 4 2368.7400 40.33 45.34 5.01 74.00 28.66 200 360 PK Vertical PASS 5 2385.5700 39.09 44.11 5.02 74.00 29.89 100 29 PK Vertical PASS 6 2390.0000 38.01 42.96 4.95 74.00 31.04 100 65 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 36 of 57 Mode: BLE-1M Channel: 2480MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 46.06 49.52 3.46 74.00 24.48 150 50 PK Horizontal PASS 2 2484.2000 44.82 48.30 3.48 74.00 25.70 150 160 PK Horizontal PASS 3 2487.1500 41.14 44.67 3.53 74.00 29.33 150 350 PK Horizontal PASS 4 2491.4500 39.17 42.72 3.55 74.00 31.28 150 290 PK Horizontal PASS 5 2493.6000 39.29 42.88 3.59 74.00 31.12 150 70 PK Horizontal PASS 6 2500.0000 37.77 41.27 3.50 74.00 32.73 150 10 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 37 of 57 Mode: BLE-1M Channel: 2480MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 44.56 48.02 3.46 74.00 25.98 150 250 PK Vertical PASS 2 2484.1500 43.19 46.66 3.47 74.00 27.34 150 320 PK Vertical PASS 3 2486.5500 40.33 43.84 3.51 74.00 30.16 150 270 PK Vertical PASS 4 2489.6000 38.94 42.51 3.57 74.00 31.49 150 280 PK Vertical PASS 5 2493.8500 38.63 42.22 3.59 74.00 31.78 150 120 PK Vertical PASS 6 2500.0000 37.00 40.50 3.50 74.00 33.50 150 290 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 38 of 57 Mode: BLE-2M Channel: 2402MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 38.01 40.68 2.67 74.00 33.32 150 40 PK Horizontal PASS 2 2328.3300 38.69 41.54 2.85 74.00 32.46 150 50 PK Horizontal PASS 3 2341.4600 38.74 41.61 2.87 74.00 32.39 150 130 PK Horizontal PASS 4 2372.6600 39.20 42.21 3.01 74.00 31.79 150 210 PK Horizontal PASS 5 2378.5100 38.61 41.68 3.07 74.00 32.32 150 230 PK Horizontal PASS 6 2390.0000 37.16 40.11 2.95 74.00 33.89 150 220 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 39 of 57 Mode: BLE-2M Channel: 2402MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2310.0000 36.59 39.26 2.67 74.00 34.74 150 150 PK Vertical PASS 2 2327.6800 38.60 41.46 2.86 74.00 32.54 150 210 PK Vertical PASS 3 2342.2400 39.03 41.92 2.89 74.00 32.08 150 280 PK Vertical PASS 4 2369.4100 39.32 42.35 3.03 74.00 31.65 150 10 PK Vertical PASS 5 2377.9900 38.65 41.73 3.08 74.00 32.27 150 250 PK Vertical PASS 6 2390.0000 38.12 41.07 2.95 74.00 32.93 150 40 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 40 of 57 Mode: BLE-2M Channel: 2480MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 47.14 50.60 3.46 74.00 23.40 150 150 PK Horizontal PASS 2 2484.4000 44.53 48.02 3.49 74.00 25.98 150 210 PK Horizontal PASS 3 2485.1500 44.15 47.68 3.53 74.00 26.32 150 190 PK Horizontal PASS 4 2486.1500 42.13 45.61 3.48 74.00 28.39 150 20 PK Horizontal PASS 5 2493.7500 40.51 44.10 3.59 74.00 29.90 150 50 PK Horizontal PASS 6 2500.0000 37.09 40.59 3.50 74.00 33.41 150 190 PK Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 41 of 57 Mode: BLE-2M Channel: 2480MHz Test Graph Suspected Data List NO. Frequency [MHz] Reading [dBμV/m] Level [dBμV/m] Factor [dB] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] Det Polarity Verdict 1 2483.5000 45.43 48.89 3.46 74.00 25.11 150 290 PK Vertical PASS 2 2484.5500 45.64 49.14 3.50 74.00 24.86 150 40 PK Vertical PASS 3 2486.3000 42.09 45.58 3.49 74.00 28.42 150 250 PK Vertical PASS 4 2487.4000 41.53 45.04 3.51 74.00 28.96 150 180 PK Vertical PASS 5 2492.1000 38.78 42.34 3.56 74.00 31.66 150 250 PK Vertical PASS 6 2500.0000 37.39 40.89 3.50 74.00 33.11 150 160 PK Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26020274-IE-01-E06 Appendix Page 42 of 57 Appendix I: Spurious emissions Test Result Note: The low frequency, which starts from 9 kHz to 30 MHz, is pre-…

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EUROFINS ELECTRICAL TESTING SERVICE (SHENZHEN) CO., LTD. RADIO TEST - REPORT FCC Compliance Test Report for Product name: Smart Feeder (Granary 2 Vision), Smart Feeder (Granary 2 Vision Duo), Smart Feeder (Granary 2 X) Model name: PLAF205, 6216205, PLAF305, 6216305 FCC ID: 2A3DE-PLAFX05 Test Report Number: EFGX26020274-IE-01-E06 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Phone: +86-0755-829118671 Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8 Fax: +86-0755-82910749 Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 1 of 27 1 General Information 3 1.1 Notes 3 1.2 Testing laboratory 4 1.3 Details of applicant 4 1.4 Details of manufacturer 4 1.5 Application details 5 1.6 Test item 5 1.7 Test standards 7 2 Technical test 8 2.1 Summary of test results 8 2.2 Test environment 8 2.3 Measurement uncertainty 8 2.4 Test mode 9 2.5 Test equipment utilized 10 2.6 Auxiliary equipment used during test 11 2.7 Test software information 11 2.8 Test setup 12 2.9 Test results 14 3 Technical Requirement 15 3.1 Conducted emission AC power port 15 3.2 Duty cycle 16 3.3 6dB bandwidth 17 3.4 99% Occupied Bandwidth 18 3.6 Conducted Peak output power 19 3.7 Power spectral density 20 3.8 Conducted Spurious Emissions 21 3.9 Band edge 22 3.10 Spurious radiated emissions for transmitter 25 4 Test Setup Photos 28 5 External Photo 28 6 Internal Photos 28 7 Appendix 28 Test Report No.: EFGX26020274-IE-01-E06 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86-755-82911867, Fax : +86-755-82910749 Page 3 of 28 1 General Information 1.1 Notes The results of this test report relate exclusively to the item tested as specified in chapter “Description of test item” and are not transferable to any other test items. Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. is not responsible for any generalisations and conclusions drawn from this report. Any modification of the test item can lead to invalidity of test results and this test report may therefore be not applicable to the modified test item. The test report may only be reproduced or published in full. Reproducing or publishing extracts of the report requires the prior written approval of the Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. This document is subject to the General Terms and Conditions and the Testing and Certification System of Eurofins Electrical Testing Service (Shenzhen) Co., Ltd., available on request or accessible at www.eurofins.com. Operator: 2026-04-30 Bruce Zheng / Project Engineer Date Eurofins-Lab. Name / Title Signature Technical responsibility for area of testing: 2026-04-30 Albert Xu / Lab Manager Date Eurofins-Lab. Name / Title Signature Test Report No.: EFGX26020274-IE-01-E06 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86-755-82911867, Fax : +86-755-82910749 Page 4 of 28 1.2 Testing laboratory Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Telephone : +86-755-82911867 Fax : +86-755-82910749 The Laboratory has passed the Accreditation by the American Association for Laboratory Accrediation (A2LA). The Accreditation number is 5376.01 The Laboratory has been listed by industry Canada to perform electromagnetic emission measurements, The CAB identifier is CN0088 1.3 Details of applicant Name : Shenzhen Libro Technology Co., Ltd. Address : Room 501, West Tower, Twin Towers, Galaxy World,No. 8 Yaxing Road, Nankeng Community, Bantian Street,Long- gang District, Shenzhen, China Telephone : ./. Fax : ./. 1.4 Details of manufacturer Name : Shenzhen Libro Technology Co., Ltd. Address : Room 501, West Tower, Twin Towers, Galaxy World,No. 8 Yaxing Road, Nankeng Community, Bantian Street,Long- gang District, Shenzhen, China Telephone : ./. Fax : ./. Test Report No.: EFGX26020274-IE-01-E06 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Telephone: +86-755-82911867, Fax : +86-755-82910749 Page 5 of 28 1.5 Application details Date of receipt of application : 2026-02-12 Date of receipt of test item : 2026-02-12 Date of test : 2026-02-12 to 2026-04-27 Date of issue : 2026-04-27 1.6 Test item Product type : Smart Feeder (Granary 2 Vision) Smart Feeder (Granary 2 Vision Duo) Smart Feeder (Granary 2 X) Test Model : PLAF205, 6216205 PLAF305, 6216305 Sample ID : 260316-09-001, 260316-09-002 Brand : PETLIBRO Serial number : ./. Hardware Version : V0.7 Software / Firmware Version : 1.1.15 Ratings : AC Adapter (Input: 100-240V~ 50/60Hz, 0.2A; Output: DC 5.0V 2.0A); The battery: DC 3.6V Test voltage : DC 3.6V RadioTechnical data Frequency range : 2402MHz – 2480MHz Radio Tech. : Bluetooth Low Energy Frequency channel : 40 Channels Modulation : GFSK Antenna type : Internal antenna Maximum antenna gain : 2.09 dBi Additional information : 1. The PLAF205 and PLAF305 have the same hardware and software, only different for product name, model number and food bowls, all RF parameters remain the same. Product name Model name Smart Feeder (Granary 2 Vision) PLAF205 Test Report No.: EFGX26020274-IE-01-E06 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an…

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EFGX26020274-IE-01-E07 Appendix Page 1 of 87 Appendix A: DTS Bandwidth Test Result TestMode Antenna Frequency[MHz] DTS BW [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict 11B Ant1 2412 10.160 2406.920 2417.080 0.5 PASS 2437 10.160 2431.920 2442.080 0.5 PASS 2462 10.200 2456.920 2467.120 0.5 PASS 11G Ant1 2412 15.680 2404.200 2419.880 0.5 PASS 2437 15.880 2429.040 2444.920 0.5 PASS 2462 15.840 2454.080 2469.920 0.5 PASS 11N20SI SO Ant1 2412 17.720 2403.080 2420.800 0.5 PASS 2437 17.720 2428.080 2445.800 0.5 PASS 2462 17.720 2453.080 2470.800 0.5 PASS 11N40SI SO Ant1 2422 34.080 2405.040 2439.120 0.5 PASS 2437 33.920 2420.200 2454.120 0.5 PASS 2452 34.080 2435.040 2469.120 0.5 PASS EFGX26020274-IE-01-E07 Appendix Page 2 of 87 Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 EFGX26020274-IE-01-E07 Appendix Page 3 of 87 11G_Ant1_2412 11G_Ant1_2437 EFGX26020274-IE-01-E07 Appendix Page 4 of 87 11G_Ant1_2462 11N20SISO_Ant1_2412 EFGX26020274-IE-01-E07 Appendix Page 5 of 87 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 EFGX26020274-IE-01-E07 Appendix Page 6 of 87 11N40SISO_Ant1_2422 11N40SISO_Ant1_2437 EFGX26020274-IE-01-E07 Appendix Page 7 of 87 11N40SISO_Ant1_2452 EFGX26020274-IE-01-E07 Appendix Page 8 of 87 Appendix B: Occupied Channel Bandwidth Test Result TestMode Antenna Channel Frequency[MHz] OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict 11B Ant1 2412 14.200 2404.8919 2419.0919 --- --- 2437 14.242 2429.8646 2444.1066 --- --- 2462 14.241 2454.8916 2469.1326 --- --- 11G Ant1 2412 16.578 2403.7320 2420.3100 --- --- 2437 16.556 2428.7433 2445.2993 --- --- 2462 16.571 2453.7444 2470.3154 --- --- 11N20SIS O Ant1 2412 17.949 2403.0544 2421.0034 --- --- 2437 17.942 2428.0599 2446.0019 --- --- 2462 17.955 2453.0757 2471.0307 --- --- 11N40SIS O Ant1 2422 35.496 2404.2178 2439.7138 --- --- 2437 35.518 2419.1945 2454.7125 --- --- 2452 35.537 2434.2107 2469.7477 --- --- EFGX26020274-IE-01-E07 Appendix Page 9 of 87 Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 EFGX26020274-IE-01-E07 Appendix Page 10 of 87 11G_Ant1_2412 11G_Ant1_2437 EFGX26020274-IE-01-E07 Appendix Page 11 of 87 11G_Ant1_2462 11N20SISO_Ant1_2412 EFGX26020274-IE-01-E07 Appendix Page 12 of 87 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 EFGX26020274-IE-01-E07 Appendix Page 13 of 87 11N40SISO_Ant1_2422 11N40SISO_Ant1_2437 EFGX26020274-IE-01-E07 Appendix Page 14 of 87 11N40SISO_Ant1_2452 EFGX26020274-IE-01-E07 Appendix Page 15 of 87 Appendix C: Maximum conducted output power Test Result Average Test Mode Antenna Frequenc y[MHz] Conducted Power Duty Cycle [%] DC Factor [dBm] Result [dBm] Limit [dBm] Gain [dBi] EIRP [dBm] EIRP Limit [dBm] Verdict 11B Ant1 2412 11.97 100 0.00 11.97 ≤30.00 2.09 14.06 ≤36.00 PASS 2437 11.03 100 0.00 11.03 ≤30.00 2.09 13.12 ≤36.00 PASS 2462 11.52 100 0.00 11.52 ≤30.00 2.09 13.61 ≤36.00 PASS 11G Ant1 2412 11.45 80.24 0.96 12.41 ≤30.00 2.09 14.50 ≤36.00 PASS 2437 10.51 80.24 0.96 11.47 ≤30.00 2.09 13.56 ≤36.00 PASS 2462 10.97 79.84 0.98 11.95 ≤30.00 2.09 14.04 ≤36.00 PASS 11N20SI SO Ant1 2412 6.80 30.14 5.21 12.01 ≤30.00 2.09 14.10 ≤36.00 PASS 2437 6.28 30.14 5.21 11.49 ≤30.00 2.09 13.58 ≤36.00 PASS 2462 6.45 30.14 5.21 11.66 ≤30.00 2.09 13.75 ≤36.00 PASS 11N40SI SO Ant1 2422 9.93 65.03 1.87 11.80 ≤30.00 2.09 13.89 ≤36.00 PASS 2437 9.00 65.03 1.87 10.87 ≤30.00 2.09 12.96 ≤36.00 PASS 2452 9.41 65.03 1.87 11.28 ≤30.00 2.09 13.37 ≤36.00 PASS EFGX26020274-IE-01-E07 Appendix Page 16 of 87 Appendix D: Maximum power spectral density Test Result TestMode Antenna Frequency[MHz] Result[dBm/3-100kHz] Limit[dBm/3kHz] Verdict 11B Ant1 2412 -19.23 ≤8.00 PASS 2437 -19.99 ≤8.00 PASS 2462 -19.24 ≤8.00 PASS 11G Ant1 2412 -18.17 ≤8.00 PASS 2437 -18.63 ≤8.00 PASS 2462 -18.81 ≤8.00 PASS 11N20SISO Ant1 2412 -13.66 ≤8.00 PASS 2437 -13.60 ≤8.00 PASS 2462 -14.20 ≤8.00 PASS 11N40SISO Ant1 2422 -20.43 ≤8.00 PASS 2437 -21.33 ≤8.00 PASS 2452 -31.70 ≤8.00 PASS EFGX26020274-IE-01-E07 Appendix Page 17 of 87 Test Graphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 EFGX26020274-IE-01-E07 Appendix Page 18 of 87 11G_Ant1_2412 11G_Ant1_2437 EFGX26020274-IE-01-E07 Appendix Page 19 of 87 11G_Ant1_2462 11N20SISO_Ant1_2412 EFGX26020274-IE-01-E07 Appendix Page 20 of 87 11N20SISO_Ant1_2437 11N20SISO_Ant1_2462 EFGX26020274-IE-01-E07 Appendix Page 21 of 87 11N40SISO_Ant1_2422 11N40SISO_Ant1_2437 EFGX26020274-IE-01-E07 Appendix Page 22 of 87 11N40SISO_Ant1_2452 EFGX26020274-IE-01-E07 Appendix Page 23 of 87 Appendix E: Band edge measurements Test Result TestMode Antenna ChName Frequency [MHz] RefLevel[dBm] Result[dBm] Limit[dBm] Verdict 11B Ant1 Low 2412 2.95 -43.25 ≤-27.05 PASS High 2462 2.58 -45.69 ≤-27.42 PASS 11G Ant1 Low 2412 2.03 -39.84 ≤-27.97 PASS High 2462 1.36 -46.1 ≤-28.64 PASS 11N20SIS O Ant1 Low 2412 1.21 -38.69 ≤-28.79 PASS High 2462 0.76 -46.8 ≤-29.24 PASS 11N40SIS O Ant1 Low 2422 -1.39 -45.04 ≤-31.39 PASS High 2452 -1.02 -46.06 ≤-31.02 PASS EFGX26020274-IE-01-E07 Appendix Page 24 of 87 Test Graphs 11B_Ant1_Low_2412 11B_Ant1_High_2462 11G_Ant1_Low_2412 EFGX26020274-IE-01-E07 Appendix Page 25 of 87 11G_Ant1_High_2462 11N20SISO_Ant1_Low_2412 EFGX26020274-IE-01-E07 Appendix Page 26 of 87 11N20SISO_Ant1_High_2462 11N40SISO_Ant1_Low_2422 EFGX26020274-IE-01-E07 Appendix Page 27 of 87 11N40SISO_Ant1_High_2452 EFGX26020274-IE-01-E07 Appendix Page 28 of 87 Appendix F: Conducted Spurious Emission Test Result TestMode Antenna Frequency [MHz] FreqRange [Mhz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 11B Ant1 2412 Reference 3.19 3.19 --- PASS 30~1000 3.19 -44.01 ≤-26.81 PASS 1000~26500 3.19 -50.64 ≤-26.81 PASS 2437 Reference 2.25 2.25 --- PASS 30~1000 2.25 -51.26 ≤-27.75 PASS 1000~26500 2.25 -49.8 ≤-27.75 PASS 2462 Reference 2.57 2.57 --- PASS 30~1000 2.57 -58.74 ≤-27.43 PASS 1000~26500 2.57 -50.03 ≤-27.43 PASS 11G Ant1 2412 Reference 2.25 2.25 --- PASS 30~1000 2.25 -58.11 ≤-27.75 PASS 1000~26500 2.25 -48.36 ≤-27.75 PASS 2437 Reference 1.70 1.70 --- PASS 30~1000 1.70 -58.53 ≤-28.3 PASS 1000~26500 1.70 -48.52 ≤-28.3 PASS 2462 Reference 2.28 2.28 --- PASS 30~1000 2.…

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EFGX26020274-IE-01-E07 Appendix Page 29 of 87 Test Graphs 11B_Ant1_2412_0~Reference 11B_Ant1_2412_30~1000 11B_Ant1_2412_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 30 of 87 11B_Ant1_2437_0~Reference 11B_Ant1_2437_30~1000 EFGX26020274-IE-01-E07 Appendix Page 31 of 87 11B_Ant1_2437_1000~26500 11B_Ant1_2462_0~Reference EFGX26020274-IE-01-E07 Appendix Page 32 of 87 11B_Ant1_2462_30~1000 11B_Ant1_2462_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 33 of 87 11G_Ant1_2412_0~Reference 11G_Ant1_2412_30~1000 EFGX26020274-IE-01-E07 Appendix Page 34 of 87 11G_Ant1_2412_1000~26500 11G_Ant1_2437_0~Reference EFGX26020274-IE-01-E07 Appendix Page 35 of 87 11G_Ant1_2437_30~1000 11G_Ant1_2437_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 36 of 87 11G_Ant1_2462_0~Reference 11G_Ant1_2462_30~1000 EFGX26020274-IE-01-E07 Appendix Page 37 of 87 11G_Ant1_2462_1000~26500 11N20SISO_Ant1_2412_0~Reference EFGX26020274-IE-01-E07 Appendix Page 38 of 87 11N20SISO_Ant1_2412_30~1000 11N20SISO_Ant1_2412_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 39 of 87 11N20SISO_Ant1_2437_0~Reference 11N20SISO_Ant1_2437_30~1000 EFGX26020274-IE-01-E07 Appendix Page 40 of 87 11N20SISO_Ant1_2437_1000~26500 11N20SISO_Ant1_2462_0~Reference EFGX26020274-IE-01-E07 Appendix Page 41 of 87 11N20SISO_Ant1_2462_30~1000 11N20SISO_Ant1_2462_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 42 of 87 11N40SISO_Ant1_2422_0~Reference 11N40SISO_Ant1_2422_30~1000 EFGX26020274-IE-01-E07 Appendix Page 43 of 87 11N40SISO_Ant1_2422_1000~26500 11N40SISO_Ant1_2437_0~Reference EFGX26020274-IE-01-E07 Appendix Page 44 of 87 11N40SISO_Ant1_2437_30~1000 11N40SISO_Ant1_2437_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 45 of 87 11N40SISO_Ant1_2452_0~Reference 11N40SISO_Ant1_2452_30~1000 EFGX26020274-IE-01-E07 Appendix Page 46 of 87 11N40SISO_Ant1_2452_1000~26500 EFGX26020274-IE-01-E07 Appendix Page 47 of 87 Appendix G: Duty Cycle Test Result TestMode Antenna Frequency[MHz] Transmission Duration [ms] Transmission Period [ms] Duty Cycle [%] 11B Ant1 2412 19.00 19.00 100.00 2437 19.00 19.00 100.00 2462 19.00 19.00 100.00 11G Ant1 2412 2.03 2.53 80.24 2437 2.03 2.53 80.24 2462 2.02 2.53 79.84 11N20SIS O Ant1 …

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