X4YHABW710LED DOWNLIGHT

FCC WARNING This device complies with part 15 of the FCC Rules. Operation is subject to the following twoconditions: (1) this device may not cause harmful interference, and (2) this device must acceptany interference received, including interference that may cause undesired operation.Any changes or modifications not expressly approved by the party responsible for compliancecould 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 Bdigital device, pursuant to Part 15 of the FCC Rules. These limits are designed to providereasonable protection against harmful interference in a residential installation. This equipmentgenerates, uses and can radiate radio frequency energy and, if not installed and used inaccordance 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 tocorrect 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 differentfrom that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. To maintain compliance with FCC’s RF Exposure guidelines, This equipment should beinstalled and operated with minimum distance between 20cm the radiator your body: Useonly the supplied antenna.

NEXXT SOLUTIONS 2023.07.24 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for FCC ID: X4YHABW710 NEXXT SOLUTIONS certifies that 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. Sincerely, Applicant signature: Applicant printed name: Albert Mizrachi / Vice president of product development NEXXT SOLUTIONS 2023.07.24 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for FCC ID: X4YHABW710 NEXXT SOLUTIONS certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Applicant signature: Applicant printed name: Albert Mizrachi / Vice president of product development

NEXXT SOLUTIONS U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: NEXXT SOLUTIONS FRN: 0019499201 Contact Name: Albert Mizrachi Address: 3505 N.W 107TH AVE. MIAMI, Florida 33178, United States Telephone No: 786-280-7600 Email: [email protected] This letter is to confirm that we (NEXXT SOLUTIONS) 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: 2023.07.24 Signed by (Printed Name/Title): Albert Mizrachi / Vice president of product development 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: NEXXT SOLUTIONS FCC ID: X4YHABW710 Email: [email protected] Contact Name: Albert Mizrachi Address: 3505 N.W 107TH AVE. MIAMI, Florida 33178, United States Telephone No: 786-280-7600 Applicant Signature: Date: 2023.07.24 Signed by (Printed Name/Title): Albert Mizrachi / Vice president of product development

NEXXT SOLUTIONS 2023.07.24 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR EUT NAME: LED DOWNLIGHT MODEL : NHB-W710 FCC ID: X4YHABW710 To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the -Block Diagram -Schematics -Operational Description required to be submitted with this application be permanently withheld from public review. The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Please contact me if there is any information you may need. Sincerely, Client’s signature: Client’s name / title : Albert Mizrachi / Vice president of product development Contact information / address: 3505 N.W 107TH AVE. MIAMI, Florida 33178, United States

NEXXT SOLUTIONS 2023.07.24 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen BCTC Testing Co., Ltd to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Client’s signature: Client’s name / title : Albert Mizrachi / Vice president of product development Contact information / address: 3505 N.W 107TH AVE. MIAMI, Florida 33178, United States

External Photos

10*5mm Label Location FCC ID: X4YHABW710

Internal Photos Antenna

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: X4YHABW710 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=0.2m TEST RESULTS Conclusion: For the max Power Density(S)(mW/ cm2) : 0.00981＜1, the SAR testing is not required. 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 802.11b 14±1 15 31.62 1.56 (1.94dBi) 0.00981 1 Pass

Antenna Specification ManufactureTUYA Product NameCB2L Antenna Antenna TypePCB Test Date2020.11.24 Tested byYinhua Zhang Approved byLicco 5.AntennaDimensions A B C A:15±0.35mm B:5.6±0.35mm;C:4.6±0.35mm Manufacturer：Hangzhou Tuya Information Technology Co.,Ltd Address：Room 701,Building 3,More Center,No.87 GuDun Road, Hangzhou, Zhejiang,China

No.：BCTC/RF-EMC-005 Page: 1 of 79 Edition：B.0 TEST REPORT Shenzhen BCTC Testing Co., Ltd. Report No.: BCTC2305474722E Applicant: NEXXT SOLUTIONS Product Name: LED DOWNLIGHT Model/Type reference: NHB-W710 Tested Date: 2023-05-26 to 2023-07-19 Issued Date: 2023-07-20 Report No.: BCTC2305474722E No.：BCTC/RF-EMC-005 Page: 2 of 79 Edition：B.0 FCC ID: X4YHABW710 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 BCTC Testing Co., Ltd, this report can’t be reproduced except in full.The tested sample(s) and the sample information are provided by the client. Product Name: LED DOWNLIGHT Trademark: NEXXT SOLUTIONS Model/Type reference: NHB-W710 Prepared For: NEXXT SOLUTIONS Address: 3505 N.W 107TH AVE. MIAMI, Florida 33178, United States Manufacturer: Sungale Electronics (Shenzhen) Limited Address: No. 1302, DaHong High-Tech Park, No. 6-18, Xinhe Road,Xinqiao, BaoAn, Shenzhen 518125, CHINA Prepared By: Shenzhen BCTC Testing Co., Ltd. Address: 1-2/F., Building B, Pengzhou Industrial Park, No.158, Fuyuan 1st Road, Zhancheng, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: 2023-05-25 Sample tested Date: 2023-05-26 to 2023-07-19 Issue Date: 2023-07-20 Report No.: BCTC2305474722E Test Standards: FCC Part15.247 ANSI C63.10-2013 Test Results: PASS Remark: This is WIFI-2.4GHz band radio test report. Tested by: Approved by: Eric Yang/Project Handler Zero Zhou/Reviewer Report No.: BCTC2305474722E No.：BCTC/RF-EMC-005 Page: 3 of 79 Edition：B.0 Table Of Content Test Report Declaration Page 1. Version .................................................................................................................. 5 2. Test Summary ....................................................................................................... 6 3. Measurement Uncertainty ..................................................................................... 7 4. Product Information And Test Setup ..................................................................... 8 4.1 Product Information ............................................................................................... 8 4.2 Test Setup Configuration ...................................................................................... 9 4.3 Support Equipment ............................................................................................... 9 4.4 Channel List ........................................................................................................ 10 4.5 Test Mode ........................................................................................................... 10 4.6 Table Of Parameters Of Text Software Setting ................................................... 11 5. Test Facility And Test Instrument Used ............................................................... 12 5.1 Test Facility ......................................................................................................... 12 5.2 Test Instrument Used .......................................................................................... 12 6. Conducted Emissions .......................................................................................... 14 6.1 Block Diagram Of Test Setup .............................................................................. 14 6.2 Limit .................................................................................................................... 14 6.3 Test procedure .................................................................................................... 14 6.4 EUT operating Conditions ................................................................................... 14 6.5 Test Result .......................................................................................................... 15 7. Radiated Emissions ............................................................................................. 17 7.1 Block Diagram Of Test Setup .............................................................................. 17 7.2 Limit .................................................................................................................... 18 7.3 Test procedure .................................................................................................... 19 7.4 EUT Operating Conditions .................................................................................. 20 7.5 Test Result .......................................................................................................... 21 8. Radiated Band Emission Measurement And Restricted Bands Of Operation ..... 25 8.1 Block Diagram Of Test Setup .............................................................................. 25 8.2 Limit .................................................................................................................... 25 8.3 Test procedure .................................................................................................... 26 8.4 EUT Operating Conditions .................................................................................. 26 8.5 Test Result .......................................................................................................... 27 9. Power Spectral Density Test ............................................................................... 29 9.1 Block Diagram Of Test Setup .............................................................................. 29 9.2 Limit .................................................................................................................... 29 9.3 Test procedure .................................................................................................... 29 9.4 EUT Operating Conditions .................................................................................. 29 9.5 Test Result ........................................…

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Conducted Measurement Photos Radiated Measurement Photos Report No.: BCTC2305474722E