2BFD7-A39Lora Module

(Zhejiang Sunseeker Industrial Co.,Ltd.) (September 19, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2BFD7-A39) [Zhejiang Sunseeker Industrial Co.,Ltd.] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, (Applicant signature) (Applicant printed name) Baoquan Zhang (Zhejiang Sunseeker Industrial Co.,Ltd.) (September 19, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2BFD7-A39) [Zhejiang Sunseeker Industrial Co.,Ltd.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Baoquan Zhang

Zhejiang Sunseeker Industrial Co.,Ltd. Model Difference Data：September 24, 2024 Product description: Lora Module Model name: A39-T900A30D1a, A39-T900A21S1a Trade Name: FCC ID: 2BFD7-A39 All the models are identical and have the same circuits and RF module, except that the model names are different. Regards Sincerely Client’s signature : Client’s name / title : Baoquan Zhang（Electronics Engineer） Contact information / address：Jinde Road 988, Jiangdong Industrial Park Jinhua, Zhejiang Jinhua 321000 China

< Chengdu Ashining Technology Co., Ltd.> Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 Company name: Zhejiang Sunseeker Industrial Co.,Ltd. FCC ID: 2BFD7-A39 Gentlemen, In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 ‘Module Certification Guide v02’. FCC ID: 2BFD7-A39 has been examined against the following requirements. Items to be covered by Single modular transmitters. Requirement per 15.212 and KDB 996369 D01 ‘Modular Certification Guide v02 Explanation from Grantee 1. The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly YES 2. The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal YES 3. The module must contain power supply regulation on the module YES 4. The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per Sections 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b) YES 5. The module must demonstrate compliance in a stand- alone configuration YES 6. The module must be labelled with its permanently affixed FCC ID label, or use an electronic display (See KDB Publication 784748 about labelling requirements) YES 7. The module must comply with all specific rules applicable to the transmitter including all the conditions provided in the integration instructions by the grantee YES 8. The module must comply with RF exposure requirements YES Name: Baoquan Zhang Title: Electronics Engineer Signature of applicant: Date: 2024.9.19

Zhejiang Sunseeker Industrial Co.,Ltd. (September 19, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Lora Module / A39-T900A30D1a, A39- T900A21S1a / FCC ID: 2BFD7-A39) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature: Name: Baoquan Zhang Title: Electronics Engineer

Zhejiang Sunseeker Industrial Co.,Ltd. (September 19, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen MinFan Electronic Commerce Co., LTD) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Signature: Name: Baoquan Zhang Title: Electronics Engineer

Model: A39-T900A30D1a External Photos

FCC ID LABEL: Label Location: FCC ID: 2BFD7-A39 Model No.: A39-T900A30D1a

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2BFD7-A39 Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), 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 of the Commission’s guidelines. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna,R=20cm Test Result of RF Exposure Evaluation Modes& Channel Freq. (MHz) Tune up Produc e power Maxim um peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW/ cm2) Resul t LoRa LoRa& LCH 29±1 30 1000 2.4099 (3.82dBi) 0.4797 1 Pass

Dongguan Zhongchi Electronic Technology Co.,Ltd Specification Acknowledgement Customer： Customer P/N： ZC P/N： ZCA0861-13B09SM Description : 861-931MHz Antenna Zhong Chi Checked By:Approved By: N/A Zhejiang Sunseeker Industrial Co.,Ltd. Index: 1.Revision History / Page 3 2.Specification / Page 4 3.Characteristics and Reliability Test / Page 5 4.Antenna - S Parameter Test Data / Page 6 5.Antenna - Radiation Pattern Test Data / Page 7 6.Mechanical and Packing Drawing / Page 8 ~ 9 1. Specification Sample Photo A. Electrical Characteristics Frequency 861-931MHz V.S.W.R.<= 2.0 ReTurnLoss(dB)-10 dB Max Antenna Gain 1.5±0.5dBi Polarization Linear ， Vertical Impedance50 ohm Nominal Admitted Power2 W RadiationOmni-directional B. Material & Mechanical Characteristics Material of PlasticPOM / PC Cable Type RG178 Connector Type SMA Male C. Environmental Operation Temperature- 40 ̊C ~ + 80 ̊C Storage Temperature- 40 ̊C ~ + 80 ̊C 2. Characteristics and Reliability Test Test ItemsTest Condition and ProcedureRequirements C1V.S.W.R.Set DUT on Network Analyzer; make individual calibration to test Directive DUT specification C2Antenna Gain Set DUT on Antenna Chamber; make individual calibration to test Directive DUT specification M1VibrationMIL-STD-202G, 201A Amplitude: 0.03 inch (0.76mm); Freq: 10 to 55 Hz 3 directions; 2 hours for each direction 1. No Visual Damage 2. Frequency Tol.<= 5% M2Random Drop Height: 1.5 Meter; 3 directions; 1 time for each direction 1. No parts separated 2. Frequency Tol.<= 5% M3SolderabilityMIL-STD-202G, 210F, cond. A Solder iron: 350±10°C; Duration: 5 seconds 1. Mounted on PCB 2. No Visual Damage M4Terminal- Pull Test MIL-STD-202G, 211A, cond. A Holding with individual specification; force applied to axis of terminal 1. Directive DUT specification 2. Frequency Tol.<= 5% M5Terminal- Torque Test MIL-STD-202G, 211A, cond. E Holding with individual specification; applied clockwise and counterclockwise to the axis of terminal 1. Directive DUT specification 2. Frequency Tol.<= 5% M6DimensionInspection of dimension, color, material, package, surface process Directive DUT specification E1Salt SprayMIL-STD-202G, 101E, cond. B Temp: 35°C; RH: >= 95%; NaCl solution: >= 5%; Time: 24 hours After 2 Hours Recovery 1. No Visual Damage 2. Frequency Tol.<= 5% E2HumidityMIL-STD-202G, 103B, cond. B Temp: 40°C; RH: >= 95%; Time: 24 hours After 2 Hours Recovery 1. No Visual Damage 2. Frequency Tol.<= 5% E3Thermal Shock 1 Cycle: - 40°C (30 minutes) to + 80°C (30 minutes) Cycles: 24 After 2 Hours Recovery 1. No Visual Damage 2. Frequency Tol.<= 5% E4Life (High Temp.) MIL-STD-202G, 108A, cond. A Temp: 80°C; Time: 48hours After 2 Hours Recovery 1. No Visual Damage 2. Frequency Tol.<= 5% R1RoHSWith Reference to IEC 62321:2008 with flow chartDirective RoHS 2015/863(EU) 3. Antenna - S Parameter Test Data 861-931MHz 2 DC 6 REV. E 4 5 3 2 1 CDE 7 8 DESCRIPTION DATE B B A 8 6 7 5 4 A 1 2 3 A SCALE: 1/1 UNITS: mm REVISION: A PART NAME: APPROVED BY Tolerance X.XX X.X X° ±3° ±0.50±0.15 PART NO.: CHECKED BY DESIGNED BY DATE: 2024-07-15 CUSTOMER PART NO NO PART NAME DESCRIPTION 12 Q.TY 11 TPE,Color:Black Antenna Cap SMA Male Au Plated 2024-07-15 Initial release Dongguan Zhongchi Electronic Technology Co.,Ltd Tel 0769-81238620 Fax:0769-81238620 Huang Wang Chun 861-931MHz AntennaZCA0861-13B09SM 190.0 ±3.0 1

TEST REPORT Compiled by: Reviewed by: Approved by: Zhou Kui Arron Liu Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: Lora Module FCC ID: 2BFD7-A39 Trademark: Model Number: A39-T900A30D1a, A39-T900A21S1a Prepared For: Zhejiang Sunseeker Industrial Co.,Ltd. Address: Jinde Road 988, Jiangdong Industrial Park Jinhua, Zhejiang Jinhua 321000 China Manufacturer: Chengdu Ashining Technology Co., Ltd. Address: Room 203-2 and 203-4, 2nd Floor, 5th Building, No. 3 Xixin Avenue, West High-Tech Zone, Chengdu City, Sichuan Province, 611731, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Aug. 13, 2024 Sample tested Date: Aug. 13, 2024 to Sep. 06, 2024 Issue Date: Sep. 06, 2024 Report No.: CTB240819097RFX Test Standards FCC CFR Title 47 Part 15 Subpart C Section 15.247 ANSI C63.10:2013 Test Results PASS Remark: This is LoRa radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB240819097RFX TABLE OF CONTENT Test Report Declaration Page 1. VERSION ........................................................................................................................................ 4 2. TEST SUMMARY ........................................................................................................................... 5 3. MEASUREMENT UNCERTAINTY ................................................................................................. 6 4. PRODUCT INFORMATION AND TEST SETUP ............................................................................ 7 4.1 Product Information .......................................................................................................................... 7 4.2 Test Setup Configuration .................................................................................................................. 7 4.3 Support Equipment........................................................................................................................... 7 4.4 Channel List ..................................................................................................................................... 8 4.5 Test Mode ........................................................................................................................................ 8 4.6 Test Environment ............................................................................................................................. 8 5. TEST FACILITY AND TEST INSTRUMENT USED ....................................................................... 9 5.1 Test Facility ...................................................................................................................................... 9 5.2 Test Instrument Used ....................................................................................................................... 9 6. AC POWER LINE CONDUCTED EMISSION ................................................................................ 12 6.1 Block Diagram Of Test Setup ......................................................................................................... 12 6.2 Limit ................................................................................................................................................ 12 6.3 Test procedure ............................................................................................................................... 12 6.4 Test Result ..................................................................................................................................... 13 7. RADIATED SPURIOUS EMISSION ............................................................................................... 2 7.1 Block Diagram Of Test Setup ........................................................................................................... 2 7.2 Limit .................................................................................................................................................. 2 7.3 Test procedure ................................................................................................................................. 3 7.4 Test Result ....................................................................................................................................... 4 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS ............................................... 14 8.1 Block Diagram Of Test Setup ......................................................................................................... 14 8.2 Limit ................................................................................................................................................ 14 8.3 Test procedure ............................................................................................................................... 14 8.4 Test Result ..................................................................................................................................... 15 9. COUDUCTED PEAK OUTPUT POWER ...................................................................................... 18 9.1 Block Diagram Of Test Setup ................................................................................................…

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Model: A39-T900A30D1a ANT1: Radiated Emission Below 1G Above 1G Conducted emissions ANT2: Radiated Emission Below 1G Above 1G Conducted emissions