2AXOB-MZJ-01WSous vide immersion circulator precision cooker

Shenzhen Kelic Technology Co. LTD Agent Authorization Company: Shenzhen Kelic Technology Co. LTD Address: 906A8, Building 3, Yangguang Yuehai Garden Phase II, No. 3818, Baishi Road, Yuegui Community, Yuehai Street, Nanshan District, Shenzhen, China Product Name: Sous vide immersion circulator precision cooker Model Number(s): MZJ-01W Product Description: Sous vide immersion circulator precision cooker We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: 2022-09-20 Name: Weizhong Li Title: engineer Company: Shenzhen Kelic Technology Co. LTD

Shenzhen Kelic Technology Co. LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2022/09/20 Subject; Request for Confidentiality FCC ID: 2AXOB-MZJ-01W To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuantto KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Weizhong Li Title: engineer

External Photos

Model: MZJ-01W FCC ID: 2AXOB-MZJ-01W Label Location

Internal Photos ANT

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2AXOB-MZJ-01W 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 Produce power Maximu m peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result 2.4G WIFI 802.11b&2 437 8±1 9 7.9433 1.7579 (2.45dBi) 0.00278 1 Pass

Page 1 SHANGHAI DEMAN INFORMATION TECHNOLOGY CO.,LTD. CUSTOMER NAME: 涂鸦科技 PRODUCT NAME: Ren Feng P/N: 印刷天线 WRITED: 汪龙 DATE:20190520 VERSIONS:A Page 2 Measurement data Frequency (MHz) 240024502500 Return Loss-8.73-11.76-11.21 VSWR 2.161.711.77 Page 3 Radiation pattern Z Y X Page 4 Directivity Diagram Z Y X XY YZ XZ 2D Page 5 © 2011, Deman Electronics 3D Page 6 Freq.（MHz）Effi(%)Gain (dBi) 2400 52.29 1.62 2410 52.17 1.71 2420 53.14 1.93 2430 54.16 1.98 2440 57.62 2.00 2450 59.64 2.17 2460 61.55 2.45 2470 60.64 2.38 2480 62.86 2.54 2490 59.85 2.30 2500 60.41 2.49 Efficiency&Gain SHANGHAI DEMAN INFORMATION TECHNOLOGY CO.,LTD. Page 7

Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB220919014RF Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 63 TEST REPORT Compiled by: Reviewed by: Approved by: Chen Zheng Arron Liu Bin Mei / Director N ote: 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: Sous vide immersion circulator precision cooker FCC ID: 2AXOB-MZJ-01W Trademark: N/A Model Number: MZJ-01W Prepared For: Shenzhen Kelic Technology Co. LTD Address: 906A8, Building 3, Yangguang Yuehai Garden Phase II, No. 3818, Baishi Road, Yuegui Community, Yuehai Street, Nanshan District, Shenzhen Manufacturer: Zhongshan PI&NINE Technology Co., Ltd Address: 3rd Floor, No. 2, 3rd Alley, Yulian Road, Xiaolan Town, Zhongshan City Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: Floor 1&2, Building A, No. 26 of Xinhe Road, Xinqiao Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong, China. Sample Received Date: Sep. 07, 2022 Sample tested Date: Sep. 07, 2022 to Sep. 19, 2022 Issue Date: Sep. 19, 2022 Report No.: CTB220919014RF Test Standards FCC Part15.247 ANSI C63.10:2013 Test Results PASS Remark: This is WIFI-2.4GHz band radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB220919014RF Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 63 TABLE OF CONTENT Test Report Declaration Page 1. VERSION .......................................................................... 3 2. TEST SUMMARY ................................................................... 4 3. MEASUREMENT UNCERTAINTY ..................................................... 5 4. PRODUCT INFORMATION AND TEST SETUP ......................................... 6 4.1 Product Information ................................................................... 6 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 ............................................. 11 6.1 Block Diagram Of Test Setup .......................................................... 11 6.2 Limit ............................................................................... 11 6.3 Test procedure ...................................................................... 11 6.4 Test Result ......................................................................... 13 7. RADIATED SPURIOUS EMISSION ................................................... 15 7.1 Block Diagram Of Test Setup .......................................................... 15 7.2 Limit ............................................................................... 15 7.3 Test procedure ...................................................................... 16 7.4 Test Result ......................................................................... 17 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS .......................... 39 8.1 Block Diagram Of Test Setup .......................................................... 39 8.2 Limit ............................................................................... 39 8.3 Test procedure ...................................................................... 39 8.4 Test Result ......................................................................... 40 9. COUDUCTED OUTPUT POWER ..................................................... 47 9.1 Block Diagram Of Test Setup .......................................................... 47 9.2 Limit ............................................................................... 47 9.3 Test procedure ...................................................................... 47 9.4 Test Result ......................................................................... 48 10. 6DB OCCUPIED BANDWIDTH ...................................................... 49 10.1 Block Diagram Of Test Setup ......................................................... 49 10.2 Limit .............................................................................. 49 10.3 Test procedure ..................................................................... 49 10.4 Test Result ........................................................................ 50 11. POWER SPECTRAL DENSITY ...................................................... 55 11.1 Block Diagram Of Test Setup ......................................................... 55 11.2 Limit .............................................................................. 55 11.3 Test procedure ..................................................................... 55 11.4 Test Result ........................................................................ 56 12. ANTENNA REQUIREMENT ......................................................... 61 13. EUT TEST SETUP PHOTOGRAPHS ..........................…

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Radiated Emission Below 1G Above 1GHz Conducted Emission