2A2L2-2031Smart Electronic Lock

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.

Wenzhou Zhixin Intelligent Lock Industry Co., Ltd. Model Difference Product Name: Smart Electronic Lock Model Number: 2031, 2061, 5011, 5021, 2051 FCC Identifier: 2A2L2-2031 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: Michael Xu / Manager Contact information: West End, 4th Floor, Bldg A., No.30, Yage Rd., Getian Industrial Zone, Zeya Town, Ouhai Dist., Wenzhou, Zhejiang

Wenzhou Zhixin Intelligent Lock Industry Co., Ltd. 1/1 Letter of Authorization Company: Wenzhou Zhixin Intelligent Lock Industry Co., Ltd. Address: West End, 4th Floor, Bldg A., No.30, Yage Rd., Getian Industrial Zone, Zeya Town, Ouhai Dist., Wenzhou, Zhejiang Product Name: Smart Electronic Lock Model Number: 2031, 2061, 5011, 5021, 2051 FCC Identifier: 2A2L2-2031 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: Michael Xu Date: 2021-07-20 Title: Manager Signature of applicant:

Wenzhou Zhixin Intelligent Lock Industry Co., Ltd. 1/1 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2021-07-20 Subject: Request for Confidentiality FCC ID: 2A2L2-2031 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: Michael Xu Title: Manager

EUT PHOTO(External Photos) FCC ID: 2A2L2-2031

Size:10.5*8.5mm M/N: 2031 FCC ID:2A2L2-2031 Label location

EUT PHOTO(Internal Photos) FCC ID: 2A2L2-2031 ANT 1 Photo s ※※※※※ END OF REPORT ※※※※※

Project No.: ZKT-210702L3156E Page 1 of 28 FCC TEST REPORT FCC ID:2A2L2-2031 Report Number. ................................ : ZKT-210702L3156E Date of Test ................................................. : Jun. 30, 2021 to Jul. 20, 2021 Date of issue .................................... : Jul. 20, 2021 Total number of pages ...................... 28 Test Result ..................................... : PASS Testing Laboratory. ........................... : Shenzhen ZKT Technology Co., Ltd. Address .......................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Applicant's name ............................ : Wenzhou Zhixin Intelligent Lock Industry Co., Ltd. Address .......................................... : West End, 4th Floor, Bldg A., No.30, Yage Rd., Getian Industrial Zone, Zeya Town, Ouhai Dist., Wenzhou, Zhejiang Manufacturer's name ..................... : Wenzhou Zhixin Intelligent Lock Industry Co., Ltd. Address .......................................... : West End, 4th Floor, Bldg A., No.30, Yage Rd., Getian Industrial Zone, Zeya Town, Ouhai Dist., Wenzhou, Zhejiang Test specification: Standard ........................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.249 ANSI C63.10:2013 Test procedure ................................. : / Non-standard test method ............. : N/A Test Report Form No. .................... : TRF-EL-111_V0 Test Report Form(s) Originator .... : ZKT Testing Master TRF .................................... : Dated: 2020-01-06 This device described above has been tested by ZKT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of ZKT, this document may be altered or revised by ZKT, personal only, and shall be noted in the revision of the document. Product name ................................... : Smart Electronic Lock Trademark ...................................... : N/A Model/Type reference ...................... : 2031 2061, 5011, 5021, 2051 Ratings ............................................. : DC 6V from battery Project No.: ZKT-210702L3156E Page 2 of 28 Testing procedure and testing location: Testing Laboratory ................................... : Shenzhen ZKT Technology Co., Ltd. Address ...................................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Alen He Tested by (name + signature) .................... : Joe Liu Reviewer (name + signature) ..................... : Lake Xie Approved (name + signature) .................... : Project No.: ZKT-210702L3156E Page 3 of 28 Table of Contents Page 1.VERSION 5 2.1SUMMARY OF TEST RESULTS 6 2.11.1 TEST FACILITY 7 2.21.2 MEASUREMENT UNCERTAINTY 7 3. GENERAL INFORMATION 8 3.1 GENERAL DESCRIPTION OF EUT 8 3.2 1.1DESCRIPTION OF TEST MODES 9 3.3 1.2BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 9 3.4 1.3DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 9 3.51.4 EQUIPMENTS LIST FOR ALL TEST ITEMS 10 4. EMC EMISSION TEST 11 4.1 1.5CONDUCTED EMISSION MEASUREMENT 11 4.1.1 1.5.1POWER LINE CONDUCTED EMISSION LIMITS 11 4.1.2 1.5.2TEST PROCEDURE 11 4.1.3 1.5.3DEVIATION FROM TEST STANDARD 11 4.1.4 1.5.4TEST SETUP 12 4.1.5 1.5.5EUT OPERATING CONDITIONS 12 4.2 1.6RADIATED EMISSION MEASUREMENT 13 4.2.1 1.6.1RADIATED EMISSION LIMITS 13 4.2.2 1.6.2TEST PROCEDURE 14 4.2.3 1.6.3DEVIATION FROM TEST STANDARD 14 4.2.4 1.6.4TEST SETUP 14 4.2.5 1.6.5EUT OPERATING CONDITIONS 15 5. BANDWIDTH OF FREQUENCY BAND EDGE 21 5.1 TEST REQUIREMENT: 21 5.2 TEST PROCEDURE 21 5.3 DEVIATION FROM TEST STANDARD 21 5.4 TEST SETUP 21 5.5 EUT OPERATING CONDITIONS 22 5.6 TEST RESULT 23 6. CHANNEL BANDWIDTH 24 7.1 APPLIED PROCEDURES / LIMIT 24 7.2 2.1TEST PROCEDURE 24 7.3 2.2DEVIATION FROM STANDARD 24 7.4 2.3TEST SETUP 24 7.5 2.4EUT OPERATION CONDITIONS 24 Project No.: ZKT-210702L3156E Page 4 of 28 Table of Contents Page 7.6 2.5TEST RESULTS 25 9.ANTENNA REQUIREMENT 27 10. TEST SETUP PHOTO 28 11. EUT CONSTRUCTIONAL DETAILS 28 Project No.: ZKT-210702L3156E Page 5 of 28 1.VERSION Report No. Version Description Approved ZKT-210702L3156E Rev.01 Initial issue of report Jul. 20, 2021 Project No.: ZKT-210702L3156E Page 6 of 28 2.1SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.249) , Subpart C Standard Section Test Item Judgment Remark FCC part 15.203 Antenna requirement PASS FCC part 15.207 AC Power Line Conducted Emission N/A FCC part 15.249 Fundamental &Radiated Spurious Emission Measurement PASS FCC part 15.215 20dB Channel Bandwidth PASS FCC part 15.205 Band Edge PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report Project No.: ZKT-210702L3156E Page 7 of 28 2.11.1 TEST FACILITY Shenzhen ZKT Technology Co., Ltd. Add. : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China FCC Test Firm Registration Number: 692225 Designation Number: CN1299 IC Registered No.: 27033 2.21.2 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 ±1.38dB 2 RF power conducted ±0.16dB 3 Spurious emissions conducted ±0.21dB 4 All emissions radiated(<1G) ±4.68dB 5 All emissions radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Project No.: ZKT-210702L3156E Page 8 of 28 3. GENERAL INFORMATION 3.1 GENERAL DESCRIPTION OF EUT Product Name: Smart Electronic Lock Model No.: 2031 2061, 5011, 5021, 2051 Model Different.: The product's different for model number and appearance color. Serial No.: N/A Har…

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EUT TEST PHOTO FCC ID: 2A2L2-2031