2AYAQ-T55CSmart padlock

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -Reorient or relocate the receiving antenna. -Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -Consult the dealer or an experienced radio/TV technician for help.

ZHEJIANG BAlMA LOCK CO., LTD Model Difference Product Name: Smart padlock Model Number: T55C, T55D, T30C, T30D, T35C, T35D, T40C, T40D, T45C, T45D, T50C, T50D, T60C, T60D, T70C, T70D, T75C, T75D, T80C, T80D, T90C, T90D, T100C, T100D, T110C, T110D, T120C, T120D, T55E, T30E, T35E, T40E, T45E, T50E, T60E, T65C, T65D, T65E, T70E, T75E, T80E, T90E, T100E, T110E, T120E FCC Identifier: 2AYAQ-T55C All the models are the same circuit and RF module, except the mode names and outlook color. Regards Sincerely Client’s signature Client’s name / title: Yongkui Xu / Manager Contact information: Pudong lndustrial Area, Pujiang, Zhejiang, China

ZHEJIANG BAlMA LOCK CO., LTD 1/1 Letter of Authorization Company: ZHEJIANG BAlMA LOCK CO., LTD Address: Pudong lndustrial Area, Pujiang, Zhejiang, China Product Name: Smart padlock Model Number: T55C, T55D, T30C, T30D, T35C, T35D, T40C, T40D, T45C, T45D, T50C, T50D, T60C, T60D, T70C, T70D, T75C, T75D, T80C, T80D, T90C, T90D, T100C, T100D, T110C, T110D, T120C, T120D, T55E, T30E, T35E, T40E, T45E, T50E, T60E, T65C, T65D, T65E, T70E, T75E, T80E, T90E, T100E, T110E, T120E FCC Identifier: 2AYAQ-T55C We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: Yongkui Xu Date: 2022-12-05 Title: Manager Signature of applicant:

ZHEJIANG BAlMA LOCK CO., LTD 1/1 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2022-12-05 Subject: Request for Confidentiality FCC ID: 2AYAQ-T55C To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. 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 No ☐ Internal Photos No ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. 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. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Yongkui Xu Title: Manager

EUT PHOTO(External Photos) ※※※※※ END OF REPORT ※※※※※

Size:12*6mm MODEL: T55C FCC ID: 2AYAQ-T55C Label location

EUT PHOTO(Internal Photos) ANT ※※※※※ END OF REPORT ※※※※※

Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20221117015E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 1 of 32 FCC Part 15C Test Report FCC ID: 2AYAQ-T55C Applicant: ZHEJIANG BAlMA LOCK CO., LTD Address: Pudong lndustrial Area, Pujiang, Zhejiang, China Manufacturer: ZHEJIANG BAlMA LOCK CO., LTD Address: Pudong lndustrial Area, Pujiang, Zhejiang, China EUT: Smart padlock Trade Mark: N/A Model Number: T55C, T55D, T30C, T30D, T35C, T35D, T40C, T40D, T45C, T45D, T50C, T50D, T60C, T60D, T70C, T70D, T75C, T75D, T80C, T80D, T90C, T90D, T100C, T100D, T110C, T110D, T120C, T120D, T55E, T30E, T35E, T40E, T45E, T50E, T60E, T65C, T65D, T65E, T70E, T75E, T80E, T90E, T100E, T110E, T120E Date of Receipt: Nov. 10, 2022 Test Date: Nov. 10, 2022 - Dec. 14, 2022 Date of Report: Dec. 14, 2022 Prepared By: Shenzhen DL Testing Technology Co., Ltd. Address: 101-201, Building C, Shuanghuan, No.8, Baoqing Road, Baolong Industrial Zone, Baolong Street, Longgang District, Shenzhen, Guangdong, China Applicable Standards: FCC PART 15 C 15.249 ANSI C63.10:2013 Test Result: Pass Report Number: DL-20221117015E Prepared (Test Engineer): Alisa Song Reviewer (Supervisor): Jack Bu Approved (Manager): Jade Yang This test report is based on a single evaluation of one sample of above mentioned products. It is not permitted to be duplicated in extracts without written approval of Shenzhen DL Testing Technology Co., Ltd. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20221117015E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 2 of 32 Table of Contents Page 1 . SUMMARY OF TEST RESULTS 4 1.1 MEASUREMENT UNCERTAINTY 4 2 . GENERAL INFORMATION 5 2.1 GENERAL DESCRIPTION OF EUT 5 2.2 DESCRIPTION OF TEST MODES 6 2.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 7 2.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 7 2.5 TABLE OF PARAMETERS OF TEST SOFTWARE SETTING 7 2.6 EQUIPMENTS LIST FOR ALL TEST ITEMS 8 3 . EMC EMISSION TEST 9 3.1 CONDUCTED EMISSION MEASUREMENT 9 3.1.1 POWER LINE CONDUCTED EMISSION LIMITS 9 3.1.2 TEST PROCEDURE 9 3.1.3 DEVIATION FROM TEST STANDARD 9 3.1.4 TEST SETUP 10 3.1.5 EUT OPERATING CONDITIONS 10 3.1.6 TEST RESULTS 10 3.2 RADIATED EMISSION MEASUREMENT 13 3.2.1 RADIATED EMISSION LIMITS 13 3.2.2 TEST PROCEDURE 14 3.2.3 DEVIATION FROM TEST STANDARD 14 3.2.4 TEST SETUP 14 3.2.5 EUT OPERATING CONDITIONS 15 3.2.6 TEST RESULTS (BETWEEN 9KHZ – 30 MHZ) 16 3.2.7 TEST RESULTS (BETWEEN 30MHZ – 1GHZ) 17 3.2.8 TEST RESULTS (1GHZ~25GHZ) 19 3.3 RADIATED BAND EMISSION MEASUREMENT 20 3.3.1 TEST REQUIREMENT: 20 3.3.2 TEST PROCEDURE 20 3.3.3 DEVIATION FROM TEST STANDARD 20 3.3.4 TEST SETUP 21 3.3.5 EUT OPERATING CONDITIONS 21 4 . BANDWIDTH TEST 23 4.1 APPLIED PROCEDURES / LIMIT 23 4.1.1 TEST PROCEDURE 23 4.1.2 DEVIATION FROM STANDARD 23 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20221117015E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 3 of 32 Table of Contents Page 4.1.3 TEST SETUP 23 4.1.4 EUT OPERATION CONDITIONS 23 4.1.5 TEST RESULTS 24 5 . ANTENNA REQUIREMENT 25 5.1 STANDARD REQUIREMENT 25 5.2 EUT ANTENNA 25 6 . TEST SEUUP PHOTO 26 7 . EUT PHOTO 28 Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20221117015E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 4 of 32 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.249) , Subpart C Standard Section Test Item Judgment Remark 15.207 Conducted Emission PASS 15.205(a) 15.209(a) 15.249(a) 15.249(c) Fundamental &Radiated Spurious Emission Measurement PASS 15.249(d) Band Edge Emission PASS 15.215(c) 20dB Bandwidth PASS 15.203 Antenna Requirement PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report 1.1 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2,providing a level of confidence of approximately 95 %. No. Item Uncertainty 1 Conducted Emission Test ±2.56dB 2 RF power,conducted ±0.42dB 3 Spurious emissions,conducted ±2.76dB 4 All emissions,radiated(<1G) ±3.65dB 5 All emissions,radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20221117015E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 5 of 32 2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF EUT Product Name: Smart padlock Trademark N/A Model No.: T55C, T55D, T30C, T30D, T35C, T35D, T40C, T40D, T45C, T45D, T50C, T50D, T60C, T60D, T70C, T70D, T75C, T75D, T80C, T80D, T90C, T90D, T100C, T100D, T110C, T110D, T120C, T120D, T55E, T30E, T35E, T40E, T45E, T50E, T60E, T65C, T65D, T65E, T70E, T75E, T80E, T90E, T100E, T110E, T120E Model Difference All samples are the same except the model name and outlook color, so we prepare " T55C" for test only. Operation Frequency: 2402~2480MHz Channel numbers: 40 Channels Channel separation: 2M Modulation technology: GFSK Antenna Type: PCB Antenna Antenna gain: 1.08 dBi Power supply: DC 3V from battery DC 5V from charger Note: 1.For a more detailed features description, please refer to the manufacturer’s specifications or the User's Manual. 2.The EUT’s all information provided by client. Shenzhen DL Testing Technology Co., Ltd. Report No.: DL-20221117015E Test Report Tel: 400-688-3552 Web:www.dl-cert.com Email: [email protected] Page 6 of 32 3. Channel List Channel Frequency (MHz) Channel Frequency (MHz) Channel Frequency (MHz) 00 2402 14 2430 27 2456 01 2404 15 2432 28 2458 02 2406 16 2434 29 2460 03 2408 17 2436 30 2462 04 2410 18 2438 31 2464 05 2412 19 2440 32 2466 06 2414 20 2442 33 2468 07 2416 21 2444 34 2470 08 2418 22 2446 35 2472 09 2420 23 2448 36 2474 10 2422 24 2450 37 2476 11 2424 25 2452 38 2478 12 2426 26 2454 39 2480 13 2428 / / / / 2.2 DESCRIPTION OF TEST MODES Note: (1) The measurements are performed at the highest, …

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EUT TEST PHOTO