2BRLW-SA500Projector Light

Applicant Declaration QSF27-14-04Rev 1.4April25, 2025 Page 1 of 1 Original Issue: Jan. 4, 2021 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name BETTERLIGHT TECHNOLOGY CO.,LTD. Address 7th Floor,Elevator1,Jianghai Industrial Pk.,No.7 Yonghe Rd.,Longteng Cmtty.,Shiyan St.,Bao’an Dist.,Shenzhen City, Guangdong Province,518108,China FRN 0037387230 Grantee Code 2BRLW FCC ID: 2BRLW-SA500 Authorized Contact Name XupengLu Contact Phone 13723450184 Contact Email [email protected] I, the undersigned, certify that I am an authorized signatory for the Applicant and therefore declare; a) in accordance with 47CFR2.911(d), all of the statements herein and the exhibits attached hereto are true and correct to the best of my knowledge and belief. b) in accepting a Grant of Equipment Authorization issued by a TCB, under the authority of the FCC, as a result of the representations made in this application, the Applicant is responsible for: (1) labeling the equipment with the exact FCC ID as specified in this application, (2) compliance statement labeling pursuant to the applicable rules, (3) compliance of the equipment with the applicable technical rules, c) if the Applicant is not the actual manufacturer of the equipment, appropriate arrangements have been made with the manufacturer to ensure that production units of this equipment will continue to comply with the FCC’s technical requirements. d) in accordance with 47 CFR 2.909 and KDB394321, the Applicant has read, understood and agrees to accept that they are the responsible party and agree to abide by their responsibilities as specified under 47 CFR 2.909 and KDB394321. e) in accordance with ISO17065, FCC KDB641163, FCC KDB610077, KDB394321 and RSP-100, the Applicanthas read, understood, accepts and agrees to abide by the post market surveillance requirements. (1) the Applicant understands, accepts and agrees that a sample may be requested for surveillance testing. (2) the Applicant shall make provisions to always have a production sample available upon request by SGS, FCC and/or ISED. (3) the Applicant shall, upon request by SGS, at the Applicant’s expense, provide a production sample of the requested product to SGS, FCC and/or ISED as instructed. The sample shall include all support devices, cables, software, accessories or other hardware or software required for evaluation, review, certification and audit surveillance of products certified by SGS. f) neither the Applicant nor any party to the application is subject to a denial of Federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. §862 because of a conviction for possession or distribution of a controlled substance. See 47CFR 1.2002(b) for the definition of a “party” for these purposes. g) the Applicant has read, understood, accepts and agrees to abide by the SGS North America, Inc.terms and conditions as specified in the TCB Application Form 731 (QSF27-14-01). Link to CFRs: https://www.fcc.gov/wireless/bureau-divisions/technologies-systems-and-innovation-division/rules-regulations-title-47 Link to KDBs: https://apps.fcc.gov/oetcf/kdb/index.cfm Link to RSP-100: https://www.ic.gc.ca/eic/site/smt-gst.nsf/eng/sf01130.html Link to the Covered List: Covered List Applicant Signature: Date:6/8/2026 Print Name: XupengLu Title: Manager *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database

FCC COVERED LIST DECLARATION LETTER Page 1 of 1 Revision 1.0 SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia 30024 United States Applicant Legal Business Name BETTERLIGHT TECHNOLOGY CO.,LTD. Address 7th Floor,Elevator1,Jianghai Industrial Pk.,No.7 Yonghe Rd.,LongtengCmtty.,Shiyan St.,Bao’an Dist.,Shenzhen City, Guangdong Province,518108,China FRN 0037387230 Grantee Code 2BRLW FCC ID: 2BRLW-SA500 Authorized Contact Name XupengLu Contact Phone 13723450184 Contact Email [email protected] BETTERLIGHT TECHNOLOGY CO.,LTD. (“the applicant”) certifies: - 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. - as of the date of the filing of the application, the applicant [is not] identified on the Covered list, established pursuant to §1.50002, as an entity producing “covered” equipment. - the softwareto be loaded prior to marketing of the equipment identified above is not “covered” software manufactured by any entity including predecessors, successors, parents, subsidiaries, affiliates or any entity which has rebranded or relabeled the software produced by the entity(ies) identified on the “Covered List”. - the device is notcapable of storing or running software listed on the covered list and therefore is not inherently compliant. NOTE: Justification/evidence explaining how compliance is met must accompany this letter Link to the Covered List: Covered List Applicant Signature: Date:6/8/2026 Print Name: XupengLu Title: Manager *NOTE: This declaration cannot be signed by an Agent, it shall be signed by an authorized person listed in the FCC database Justification/evidence: 1. The device is not capable of storing or running any software. Please refer to the user manual. 2. 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. Please refer to Internal photo.

BETTERLIGHT TECHNOLOGY CO.,LTD. U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: United Consulting Technology Services Co., Ltd. FRN: 0033495714 Contact Name: David Wu Street Address: 17800 CASTLETON ST STE 665 CITY OF INDUSTRY CA 91748 United States Telephone No: (626) 217-4022 Email: [email protected] This letter is to confirm that we (“the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature: Date:6/8/2026 Signed by (Printed Name/Title):David Wu/CEO The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name:BETTERLIGHT TECHNOLOGY CO.,LTD. FRN: 0037387230 Grantee Code:2BRLW FCC ID:2BRLW-SA500 Contact Name:XupengLu Street Address:7th Floor,Elevator1,Jianghai Industrial Pk.,No.7 Yonghe Rd.,LongtengCmtty., Shiyan St.,Bao’an Dist. City/Province/Zip:Shenzhen City, Guangdong Province,518108 Telephone No:13723450184 Email:[email protected] Applicant Signature: Date:6/8/2026 Signed by (Printed Name/Title):XupengLu/Manager

BETTERLIGHT TECHNOLOGY CO.,LTD. Authority letter FCC Date: 6/8/2026 TO: Federal Communication Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MID 21046 Regarding: FCC ID:2BRLW-SA500 To whom it may concern: We, the undersigned, hereby authorize SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Guangzhou branch and Bonnie Liao in SGS-CSTC Standards Technical Services Co., Ltd. (SGS) Guangzhou branch to act on our behalf in all manners relating to application for equipment authorization with respect to the FCC ID above, including signing of all documents relating to these matters. Any and all acts carried out by the agent on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Where our agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for Certification, as specified by SGS North America, Inc., still resides with applicant company FCC. This authorization is valid until further written notice from the applicant. Name (Printed):XupengLu Title:Manager Signature: On behalf of Company: BETTERLIGHT TECHNOLOGY CO.,LTD.

BETTERLIGHT TECHNOLOGY CO.,LTD. Confidential letter FCC To: SGS North America Inc. 620 Old Peachtree Road SUITE 100 Suwanee, Georgia United States From: BETTERLIGHT TECHNOLOGY CO.,LTD. 7th Floor,Elevator1,Jianghai Industrial Pk.,No.7 Yonghe Rd.,LongtengCmtty.,Shiyan St., Bao’an Dist., Shenzhen City, Guangdong Province,518108, China Regarding: Confidentiality Request regarding application for FCC ID:2BRLW-SA500 LONG TERM CONFIDENTIALITY Pursuant to 47 CFR Section 0.459 and 0.457 of the commission’s rules, the applicant hereby request confidential treatment of the documents listed below, associated with the certification application referenced above. Schematic(s) Block Diagrams Operational Descriptions The documents above contain proprietary information not released to the public. Public disclosure of this information may prove harmful to the business of the applicant. SHORT TERM CONFIDENTIALITY Additionally, the applicant does NOTrequest product external photos, internal photos, test setup photos and user manual to be held confidentialuntil the device is marketed or 180 days from the grant date, whichever is less. Sincerely, Name (Printed):XupengLu Title:Manager Signature: On behalf of Company: BETTERLIGHT TECHNOLOGY CO.,LTD.

SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 1 of 7 Appendix External Photos for GZCR2605000924LM SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 2 of 7 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 3 of 7 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 4 of 7 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 5 of 7 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 6 of 7 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-02 Rev 1.1 Page: 7 of 7 - End of the Appendix -

SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.1 Page: 1 of 6 Appendix Internal Photos for GZCR2605000924LM SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.1 Page: 2 of 6 EUT Constructional Details (EUT Photos) SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.1 Page: 3 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.1 Page: 4 of 6 RF Rx ANT SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.1 Page: 5 of 6 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-03 Rev 1.1 Page: 6 of 6 - End of the Appendix - RF Tx ANT

SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 2.0 Report No.:GZCR260500092403 Page: 1 of 10 FCC ID: 2BRLW-SA500 RF EXPOSURE EVALUATION REPORT Application No.:GZCR2605000924LM Applicant:BETTERLIGHT TECHNOLOGY CO.,LTD. Address of Applicant:7th Floor, Elevator 1, Jianghai Industrial Park, No. 7 Yonghe Road, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China Manufacturer:BETTERLIGHT TECHNOLOGY CO.,LTD. Address of Manufacturer:7th Floor, Elevator 1, Jianghai Industrial Park, No. 7 Yonghe Road, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China Factory:BETTERLIGHT TECHNOLOGY CO.,LTD. Address of Factory:7th Floor, Elevator 1, Jianghai Industrial Park, No. 7 Yonghe Road, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China Product Name:Projector Light Model No.: SA500, SA501   Please refer to section 2 of this report which indicates which item was actually evaluated and which were electrically identical. Standard(s): 47 CFR Part 2.1093 Date of Receipt: 2026-05-15 Date of Evaluation: 2026-06-01 to 2026-06-01 Date of Issue: 2026-06-08 Evaluation Result: Pass* * In the configuration evaluated, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 2.0 Report No.:GZCR260500092403 Page: 2 of 10 Revision Record VersionReport No.DateRemark 01GZCR2605000924032026-06-08Original Authorized for issue by: Michael Huang/Project Engineer Approved By Vico Cui/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 2.0 Report No.:GZCR260500092403 Page: 3 of 10 2Evaluation Summary ItemStandardMethodRequirementResult RF Exposure 47 CFR Part 2.1093 47 CFR Part 2.109347 CFR Part 2.1093Pass Note: E.U.T./EUT means Equipment Under Test. Pass means the test result passed the test standard requirement, please find the detailed decision rule in the report relative section. Model No.: SA500, SA501 According to the declaration from the applicant, the electrical circuit design, layout, components used and internal wiring were identical for all models, with only difference being the model name. Only the model SA500 was tested. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 2.0 Report No.:GZCR260500092403 Page: 4 of 10 3Contents Page 1Cover Page...............................................................................................................................................1 2Evaluation Summary................................................................................................................................3 3Contents....................................................................................................................................................4 4General Information.................................................................................................................................5 4.1Details of E.U.T.................................................................................................................................5 4.2Evaluating Location...........................................................................................................................5 4.3Facility...............................................................................................................................................6 4.4Deviation from Standards..................................................................................................................6 4.5Abnormalities from Standard Conditions...........................................................................................6 5RF Exposure Evaluation..........................................................................................................................7 5.1Limit & Test Method...........................................................................................................................7 5.2Conclusion.........................................................................................................................................9 6EUT Constructional Details (EUT Photos)...........................................................................................10 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 2.0 Report No.:GZCR260500092403 Page: 5 of 10 4General Information 4.1Details of E.U.T. Power supply:DC 5V for main unit (Receiver only) DC 3V = 1 X 3V"CR2025" Button cell for remote control (Transmitter) Cable(s):DC input ports with USB cable (about 1.0m unscreened) Operation Frequency433.92 MHz Channel Numbers:1 Modulation Type:ASK Antenna Type:PCB antenna Remark: The information in this section is provided by the applicant or manufacturer, SGS is not liable to the accuracy, suitability, reliability or/and integrity of the information. 4.2Evaluating Location All tests were performed at: SGS-CSTC Standards Technical Services Co., Ltd., Guangzhou Branch EMC Laboratory, No.198, Kezhu Road, Science City, Economic & Technological Development Area, Guangzhou, Guangdong, China 510663 Tel: +86 20 82155555 No tests were sub-contracted. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-03 Rev 2.0 Report No.:GZCR260500092403 Page: 6 of 10 4.3Facility The facility is recognized, certified, or accredited by the following organizations: ● ACMA SGS-CSTC Standards Technical Services Co., Ltd., EMC Laboratory can also perform testing for the Australian/New Zealand Regulatory Compliance Mark (RCM). ● SGS UK(Certificate No.: 32), SGS-TUV SAARLAND and SGS-FIMKO Have approved SGS-CSTC Standards Technical Services Co., Ltd., EMC Laboratory as a supplier of EMC TESTING SERVICES and SAFETY TESTING SERVICES. ● FCC Recognized Accredited Test Firm(Registration No.: 486818) SGS-CSTC Standards Technical Services Co., Ltd., EMC Laborator…

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SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-01 Rev 2.1 Report No.:GZCR260500092402 Page: 1 of 29 FCC ID: 2BRLW-SA500 TEST REPORT Application No.:GZCR2605000924LM Applicant:BETTERLIGHT TECHNOLOGY CO., LTD. Address of Applicant:7th Floor, Elevator 1, Jianghai Industrial Park, No. 7 Yonghe Road, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China Manufacturer:BETTERLIGHT TECHNOLOGY CO., LTD. Address of Manufacturer:7th Floor, Elevator 1, Jianghai Industrial Park, No. 7 Yonghe Road, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China Factory:BETTERLIGHT TECHNOLOGY CO.,LTD. Address of Factory:7th Floor, Elevator 1, Jianghai Industrial Park, No. 7 Yonghe Road, Longteng Community, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province, China Product Name:Projector Light Model No.: SA500, SA501   Please refer to section 2 of this report which indicates which item was actually tested and which were electrically identical. Standard(s): 47 CFR Part 15, Subpart C 15.231 Date of Receipt: 2026-05-15 Date of Test: 2026-05-22 to 2026-06-01 Date of Issue: 2026-06-08 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-01 Rev 2.1 Report No.:GZCR260500092402 Page: 2 of 29 Revision Record VersionReport No.DateRemark 01GZCR2605000924022026-06-08Original Authorized for issue by: Michael Huang/Project Engineer Approved By Vico Cui/Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-01 Rev 2.1 Report No.:GZCR260500092402 Page: 3 of 29 2Test Summary Radio Spectrum Technical Requirement ItemStandardMethodRequirementResult Antenna Requirement 47 CFR Part 15, Subpart C 15.231 N/A 47 CFR Part 15, Subpart C 15.203 Pass Radio Spectrum Matter Part ItemStandardMethodRequirementResult 20dB Bandwidth ANSI C63.10 (2020) Section 6.9.2 47 CFR Part 15, Subpart C 15.231(c) Pass Dwell Time (15.231(a1)) ANSI C63.10 (2020) Section 7.4 47 CFR Part 15, Subpart C 15.231(a1) Pass Radiated Emissions below 1GHz ANSI C63.10 (2020) Section 6.4&6.5 47 CFR Part 15C Section 15.231(b) and 15.209 Pass Field Strength of the Fundamental Signal (15.231(b)) ANSI C63.10 (2020) Section 6.5 47 CFR Part 15, Subpart C 15.231(b) Pass Radiated Emissions above 1GHz 47 CFR Part 15, Subpart C 15.231 ANSI C63.10 (2020) Section 6.6 47 CFR Part 15C Section 15.231(b) and 15.209 Pass Note: E.U.T./EUT means Equipment Under Test. Pass means the test result passed the test standard requirement, please find the detailed decision rule in the report relative section. N/A means Not applicable, please find the detailed decision rule in the report relative section. Model No.: SA500, SA501 According to the declaration from the applicant, the electrical circuit design, layout, components used and internal wiring were identical for all models, with only difference being the model name. Only the model SA500 was tested. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-TRF-01 Rev 2.1 Report No.:GZCR260500092402 Page: 4 of 29 3Contents Page 1Cover Page.................................................................................................................................................1 2Test Summary............................................................................................................................................3 3Contents.....................................................................................................................................................4 4General Information...................................................................................................................................6 4.1Details of E.U.T...................................................................................................................................6 4.2Description of Support Units................................................................................................................6 4.3Measurement Uncertainty...................................................................................................................6 4.4Test Location.......................................................................................................................................7 4.5Test Facility.........................................................................................................................................7 4.6Deviation from Standards....................................................................................................................7 4.7Abnormalities from Standard Conditions.............................................................................................7 5Equipment List...........................................................................................................................................8 6Radio Spectrum Technical Requirement...............................................................................................10 6.1Antenna Requirement.......................................................................................................................10 6.1.1Test Requirement:........................................................................................................................10 6.1.2Conclusion....................................................................................................................................10 7Radio Spectrum Matter Test Results.....................................................................................................11 7.120dB Bandwidth................................................................................................................................11 7.1.1E.U.T. Operation..........................................................................................................…

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SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-04 Rev 1.1 Page: 1 of 5 Appendix Test Setup Photo for GZCR260500092402 Test Model No.: SA500 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-04 Rev 1.1 Page: 2 of 5 Test Setup Photo Radiated Emissions below 1GHz SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-04 Rev 1.1 Page: 3 of 5 SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-04 Rev 1.1 Page: 4 of 5 Field Strength of the Fundamental Signal (15.231(b)) SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch EMC-ARF-04 Rev 1.1 Page: 5 of 5 Radiated Emissions above 1GHz - End of the Appendix -