2BWV6-FY-1820Bicycle lights

Yiwu Maijierui Electronic Technology Co., Ltd

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Application Details

Equipment Class: DSC - Part 15 Security/Remote Control Transmitter
Date of Grant: Jul 21, 2026
Application Purpose: Original Equipment
Equipment Note: Bicycle lights
Frequency Range: 433.91400000 - 433.91400000
Company: Yiwu Maijierui Electronic Technology Co., Ltd
Country: China

Documents & Files

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

External Photos

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202606722 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 4 Product Name: Bicycle lights Model No.: FY-1820 EUT Constructional Details External Photo Report No.: HTT202606722 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 4 Report No.: HTT202606722 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 4 Report No.: HTT202606722 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 4 ------End------

ID Label/Location Info

Label and Location Size: L: 1.0cm*W: 0.2cm Label and Location FCC ID : 2BWV6-FY-1820

Internal Photos

RF Exposure Info

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 1 of 8 RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : HTT202606722F02 2BWV6-FY-1820 Compiled by ( position+printed name+signature) . : File administrators Heber He Supervised by ( position+printed name+signature) . : Project Engineer Bruce Zhu Approved by ( position+printed name+signature) . : RF Manager Kevin Yang Date of issue .................................... : Jun. 25, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Yiwu Maijierui Electronic Technology Co., Ltd Address ............................................ : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Bicycle lights Manufacturer .................................... : Yiwu Maijierui Electronic Technology Co., Ltd Trade Mark ........................................ N/A Model/Type reference ...................... : FY-1820 Rating ............................................... : DC 3.0V From Battery Result ............................................... : PASS Report No.: HTT202606722F02 Page 2 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 8 T E S T R E P O R T Equipment under Test : Bicycle lights Model /Type : FY-1820 Listed Models : LY-6700, 5517, 2229, HYD-068 Model Declaration The PCB board, circuit, structure and internal of these models are the same, Only model number is different for these model. Applicant : Yiwu Maijierui Electronic Technology Co., Ltd Address : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province Manufacturer : Yiwu Maijierui Electronic Technology Co., Ltd Address : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202606722F02 Page 3 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 8 Contents 1 T E S T S T A N D A R D S ................................................... 4 2 S U M M A R Y .............................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Special Accessories 5 2.4 Modifications 5 3 T E S T E N V I R O N M E N T 6 3.1 Address of the test laboratory 6 3.2 Test Facility 6 3.3 Statement of the measurement uncertainty 6 4 T E S T L I M I T 7 4.1 Requirement 7 4.2 Conducted Power Results 8 4.3 Manufacturing tolerance 8 4.4 Evaluation Result 8 4.5 Simultaneous Transmission for SAR Exclusion 8 5 C O N C L U S I O N 8 Report No.: HTT202606722F02 Page 4 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 4 of 8 1 T E S T S T A N D A R D S The tests were performed according to following standards: ANSI C95.1–1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz. FCC KDB 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1093: Radiofrequency radiation exposure evaluation: portable devices Report No.: HTT202606722F02 Page 5 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 5 of 8 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Jun. 17, 2026 Testing commenced on : Jun. 17, 2026 Testing concluded on : Jun. 25, 2026 2.2 Product Description Product Name: Bicycle lights Model/Type reference: FY-1820 Testing sample ID： HTT202606722-1# (Engineer sample), HTT202606722-2#(Normal sample) Power supply: DC 3.0V From Battery Modulation: ASK Operation frequency: 433.9140MHz Channel number: 1 Antenna type: PCB Antenna Antenna gain: 0 dBi 2.3 Special Accessories The following is the EUT test of the auxiliary equipment provided by the laboratory: Description Manufacturer Model Technical Parameters Certificate Provided by / / / / / / 2.4 Modifications No modifications were implemented to meet testing criteria. Report No.: HTT202606722F0…

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Test Report

APPlications ISM band 433MHz applications 1.Dimensions 2.Specifications numberItemSpecifications 1Working Central Frequency 433MHz 2Band Width 433MHz 3Gain0dBi 4VSWR≤2.0 5Antenna typePCB antenna 6Azimuth Beam widthOmni‐directional 7Impedance 50ohm 8Modulation modeASK ‣Company Name : ‣ Company addres Yiwu Maijierui Electronic Technology Co., Ltd s : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province UNIT: mm We statement that All measurements were performed radiated and therefore additional antenna gain documentation is not required.

Test Report

Shenzhen HTT Technology Co., Ltd. FCC PART 15 SUBPART C TEST REPORT FCC PART 15.231 Report Reference No. ..................... : FCC ID. ........................................... : HTT202606722F01 2BWV6-FY-1820 Compiled by ( position+printed name+signature) .. : File administrators Heber He Supervised by ( position+printed name+signature) .. : Project Engineer Bruce Zhu Approved by ( position+printed name+signature) .. : RF Manager Kevin Yang Date of issue ..................................... : Jun. 25, 2026 Testing Laboratory Name .............: Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Yiwu Maijierui Electronic Technology Co., Ltd Address ............................................ : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province Test specification ...........................: Standard ........................................... : FCC Part 15.231 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Bicycle lights Trade Mark ....................................... : N/A Manufacturer .................................... : Yiwu Maijierui Electronic Technology Co., Ltd Model/Type reference....................... : FY-1820 Listed Models .................................. : LY-6700, 5517, 2229, HYD-068 Ratings ............................................. : DC 3.0V From Battery Modulation ....................................... : ASK Frequency .......................................... 433.9140MHz Result................................................ : PASS Report No.: HTT202606722F01 Page 2 of 28 T E S T R E P O R T Equipment under Test : Bicycle lights Model /Type : FY-1820 Listed Models : LY-6700, 5517, 2229, HYD-068 Model Declaration The PCB board, circuit, structure and internal of these models are the same, Only model number is different for these model. Applicant : Yiwu Maijierui Electronic Technology Co., Ltd Address : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province Manufacturer : Yiwu Maijierui Electronic Technology Co., Ltd Address : 2nd Floor, Building B, No. 35 Qingxi East Road, Yiwu City, Zhejiang Province Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202606722F01 Page 3 of 28 Contents 1 T E S T S T A N D A R D S .................................................................. 4 2 S U M M A R Y ............................................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Equipment Under Test 5 2.4 Short description of the Equipment under Test (EUT) 5 2.5 Block Diagram of Test Setup 5 2.6 Special Accessories 5 2.7 Related Submittal(s) / Grant (s) 6 2.8 Modifications 6 3 T E S T E N V I R O N M E N T ............................................................... 7 3.1 Address of the test laboratory 7 3.2 Test Facility 7 3.3 Environmental conditions 7 3.4 Summary of measurement results 8 3.5 Statement of the measurement uncertainty 8 3.6 Equipments Used during the Test 9 4 T E S T C O N D I T I O N S A N D R E S U L T S ............................................ 10 4.1 AC Power Conducted Emission 10 4.2 Radiated Emission 11 4.3 20dB Bandwidth 18 4.4 Deactivation Time 19 4.5 Antenna Requirement 20 5 T E S T S E T U P P H O T O S O F T H E E U T .......................................... 21 6 P H O T O S O F T H E E U T ............................................................. 23 Report No.: HTT202606722F01 Page 4 of 28 1 T E S T S T A N D A R D S The tests were performed according to following standards: FCC Rules Part 15.231:Periodic operation in the band 40.66-40.70 MHz and above 70 MHz. ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024 + Errata to C63.10a-2024: American National Standard for Testing Unlicensed Wireless Devices Report No.: HTT202606722F01 Page 5 of 28 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Jun. 17, 2026 Testing commenced on : Jun. 17, 2026 Testing concluded on : Jun. 25, 2026 2.2 Product Description Product Name: Bicycle lights Model/Type reference: FY-1820 Testing sample ID： HTT202606722-1# (Engineer sample), HTT202606722-2#(Normal sample) Power supply: DC 3.0V From Battery Modulation: ASK Operation frequency: 433.9140MHz Channel number: 1 Antenna type: PCB Antenna Antenna gain: 0 dBi 2.3 Equipment Under Test Power supply system utilised Power supply voltage : ○ 230V / 50 Hz ○ 120V / 60Hz ○ 12 V DC ○ 24 V DC ● Other (specified in blank below) DC 3.0V From Battery 2.4 Short description of the Equipment under Test (EUT) This is a Bicycle lights. For more details, refer to the user’s manual of the EUT. 2.5 Block Diagram of Test Setup 2.6 Special Accessories Follow auxiliary equipment(s) test with EUT that provided by the manufacturer or laboratory is listed as follow: Description Manufacturer Model Technical Parameters Certificate Provided by / / / / / / / / / / / / EUT Report No.: HTT202606722F01 Page 6 of 28 2.7 Related Submittal(s) / Grant (s) This submittal(s) (test report) is intended for the device filing to comply with Section 15.231 of the FCC Part 15, Subpart C Rules. 2.8 Modifications No modifications were implemented to meet testing criteria. Report No.: HTT202606722F01…

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Test Setup Photos