2BKUYBT-3-V1Bluetooth sock

              Thank you for purchasing HEATED SOCKS INSTRUCTION MANUAL Customer Support      HOW TO CHARGE BATTERIES  !"   #     $  HOW TO INSTALL BATTERIES HEATING TIME AND TEMPERATURE Step 2: Insert the battery    %         & '() * ENGLISH ENGLISH Note:!   +    #  ,  -   %    ./   )  /  ,0       1       +  #     +    #  BATTERY POWER High Level -(,3 !'4 ˵ 564 ˳ Medium Level )(63 122 ˵ 5)4 ˳ Low Level 8(93 !!, ˵ 5'4 ˳ !44;# <);# )4;# -);# Charging Fully charged charging indicator ENGLISH ENGLISH Step 1: Scan the QR code to get the app installation link or search for "Savior Heat" on Google Play or >  #     SAVIOR HEAT Heated socks can be controlled in 2 ways:      # ?  3 ? @  ?  3 ?   A@BSOCKS !      $  ,       $  -   !  /    %  ,      $  ,   D  $ 1.Manually2.Mobile app  -J $#         ,U % %  %          % %   #   V      'Bluetooth Pairing: Enable the Bluetooth function on your   +  #  $ X5D ,      $+ V   %# Y  + %  %     $   +  V    #      % %   iOS Android Bluetooth Address ENGLISH ENGLISH  )             #"  1  + ?$ ?  6  U"5B[\3$  % Gloves RENAME Hat Socks RENAME InsolesBoots RENAMERENAMERENAMERENAMERENAME Pants Clothes Slippers RENAME Sock Left RENAME Sock Right RENAME ENGLISH ENGLISH  <  ?]?       '(6   $ Step 8: Complete pairing for a   $   9  $        Add another SOCK SOCK RIGHT SOCK LEFT SOCKS ENGLISH ENGLISH  !4   $   % #   $    +   5D #+ /  %   +     D  $  After the initial pairing of "LEFT SOCK" and "RIGHT SOCK+?            #   %    ?@\B@?   %    %      How to split or merge groups? How to control one sock or both simultaneously? Settings Temperature settings: Timing function LOW`0[@`HIGH>@ ENGLISH ENGLISH >   %   +    %        # $  %    + ?U"SO CK" or "RIGHT SOCK"             + ?0  ?   %    %     B     <(9 (      Troubleshooting [       Y     % $        % # D % V   +     #    0             [    %Y      #j + %       Settings LEFT SOCKS Socks SOCK LEFT SOCK RIGHT ENGLISH ENGLISH 1* Pair Heated Socks!x  V   $&--44 *1* Charger!x@ `  !x\V1 PACKAGE CONTENTS B       $ + z  # %  $ @    %          3 #  0       WASHING INSTRUCTIONS B       $    %%V    +   %    + '() B  %   #  %%\  %   #  %%     %    %          , $    &[    * HOW TO CHARGE > #          %     %%"   + +   +    %       +$$+ { z      #  [        #       +   %    ATTENTION WARNING   $    %      +         cases!J %    #  %  %  "   %      "          $%#  }       %     %  %+       +  % #       +     #        0     % %[      % +         %#    %   0                   BATTERY USAGE PRECAUTIONS     %  %          Y        % +    +  + $  +     #  Y     1      #  %%}     $  + $  #     /  +      + +$  +  +  #       /          %     %          [    + {            [     + Y ##  [ {    +  $       U{ /                  1  }  FCC Warning This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This d…

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Shenzhen Eigday Heating Limited Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 09-10-2024 FCC ID: 2BKUYBT-3-V1 Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing (Shenzhen Eigday Heating Limited) 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. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing (Shenzhen Eigday Heating Limited) 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. Applicant: Shenzhen Eigday Heating Limited Address: Rm. 1603-1606, Tower A, Bld. 1, Zhongsheng Harbor Expo Bay,Qiaotou Community,Fuhai St., Baoan Dist., Shenzhen, China Contact Person: Wang dabo Tel.: 0086 13510170580 Email: [email protected] Sincerely, Signature:

The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. 48_[model] US_Agent_2.911(d)(7) - U, V05 Shenzhen Eigday Heating Limited Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 [2024/09/10] U.S. Agent Designation [Shenzhen Eigday Heating Limited] acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BKUYBT-3-V1): Name and company of U.S. agent: [UUX GROUP INC] Physical U.S. address of agent: [36 South 18th Avenue, Suite A Brighton, CO USA 80601] FRN of U.S. agent: [0033701590] Email address of U.S. agent: [[email protected]] [UUX GROUP INC] acknowledges their obligation to accept service of process on behalf of [Shenzhen Eigday Heating Limited]. [Shenzhen Eigday Heating Limited] with the FRN [0035910363] accepts its obligation to maintain an agent for service of process in the United States for no less than 1 year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission- related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Sincerely, Signature Signature [Wang dabo] [Jack Fu] [Electronics engineer] [Manager] [Shenzhen Eigday Heating Limited] [UUX GROUP INC]

Approval sheet Page 1 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 MULTILAYER CERAMIC ANTENNA RFANT Series – RoHS Compliance 2.4 GHz ISM Band Working Frequency P/N: RFANT3216120A5T Series *Contents in this sheet are subject to change without prior notice. Applicant’s Name: Shenzhen Eigday Heating Limited Address: Rm. 1603-1606, Tower A, Bld. 1, Zhongsheng Harbor Expo Bay, Qiaotou Community,Fuhai St., Baoan Dist., Shenzhen, China Approval sheet Page 2 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 FEATURES 1. Surface Mounted Devices with a small dimension of 3.2 X 1.6 X1.2 mm 3 meet future miniaturization trend. 2. LTCC process 3. High stability in Temperature / Humidity Change APPLICATIONS 1. 2.4GHz ISM band RF applications 2. Bluetooth, Wireless, HomeRF CONSTRUCTION DIMENSIONS Figure Symbol Dimension (mm) L 3.20 ± 0.20 W 1.60 ± 0.10 T 1.20 ± 0.10 a 0.25 ± 0.15 1. Feeding 2. Identification Mark 3. Soldering terminal W T E a a Approval sheet Page 3 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 Ground Soldering Pad 50 ΩTransmission Line Unit : mm 19.4 Empty Area 6x6 mm 50Ω ΩΩ ΩFeed line 45mm 20mm Series 1 Series 2 Ground Soldering Pad 50 ΩTransmission Line Unit : mm 19.4 Empty Area 6x6 mm 50Ω ΩΩ ΩFeed line 45mm 20mm Series 1 Series 2 ELECTRICAL CHARACTERISTICS RFANT3216120A5T Specification Working Frequency Range 2450 ± 50 MHz Fc (GHz) 2.9 Gain (dBi) VSWR 2 max. Series 1 6.8nH Matching component value Series 2 - Operation Temperature -40 ̊C ~ +85 ̊C * This frequency must be adjusted to 2.45GHz with matching circuit. SOLDER LAND PATTERN DESIGN Figure 1.66 0.8 2.3 1.63 6 3.43 1.6 6 1.36 0.36 0.88 0.34 1.88 1.83 0.8 0.54 1.66 0.8 2.3 1.63 6 3.43 1.6 6 1.36 0.36 0.88 0.34 1.88 1.83 0.8 0.54 2 (Peak) Approval sheet Page 4 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 Antenna on Test Board ( Thickness 1.2mm) Antenna S11 on Test Board Antenna VSWR on Test Board E 0.8mm 1.6mm 19.4mm Empty Area 6x6 mm 50Ω ΩΩ ΩFeed line 1.66mm GROUND 0.8mm 1.6mm 19.4mm Empty Area 6x6 mm 50Ω ΩΩ ΩFeed line 1.66mm GROUND 0.8mm 1.6mm 19.4mm Empty Area 6x6 mm 50Ω ΩΩ ΩFeed line 1.66mm GROUND 0.8mm 1.6mm 19.4mm Empty Area 6x6 mm 50Ω ΩΩ ΩFeed line 1.66mm GROUND E Approval sheet Page 5 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 RADIATION PATTERN Radiation Pattern and Gain were dependent on measurement board design. The specification of RFANT3216120A5T antenna was measured based on the PCB size and installation position as shown in the below figure Test Board Vertical Horizontal Y - Z Plane Average Gain= 0.891 dBi Peak Gain = 2.00dBi Average Gain = 0.64 dBi Peak Gain= -6.07dBi Average Gain=-11.62dBi X - Z Plane Average Gain= -1.846 dBi Peak Gain= -7.78 dBi Average Gain= -11.97dBi Peak Gain= 0.96 dBi Average Gain= -2.29 dBi X - Y Plane Average Gain= -2.556 dBi Peak Gain= -9.41 dBi Average Gain= -15.54dBi Peak Gain= 1.40 dBi Average Gain= -2.78 dBi GROUND X Y Z GROUND X Y Z X Y Z Approval sheet Page 6 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 RELIABILITY TEST Test item Test condition / Test method Specification Solderability JIS C 0050-4.6 JESD22-B102D *Solder bath temperature：235 ± 5°C *Immersion time：2 ± 0.5 sec *Solder：Sn3Ag0.5Cu for lead-free At least 95% of a surface of each terminal electrode must be covered by fresh solder. Leaching (Resistance to dissolution of metallization) IEC 60068-2-58 *Solder bath temperature：260 ± 5°C *Leaching immersion time：30 ± 0.5 sec *Solder : SN63A Loss of metallization on the edges of each electrode shall not exceed 25%. Resistance to soldering heat JIS C 0050-5.4 *Preheating temperature：120~150°C, 1 minute. *Solder temperature：270±5°C *Immersion time：10±1 sec *Solder：Sn3Ag0.5Cu for lead-free Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Loss of metallization on the edges of each electrode shall not exceed 25%. Drop Test JIS C 0044 *Height：75 cm *Test Surface：Rigid surface of concrete or steel. *Times：6 surfaces for each units；2 times for each side. No mechanical damage. Samples shall satisfy electrical specification after test. Adhesive Strength of Termination JIS C 0051- 7.4.3 *Pressurizing force： 5N(≦0603)；10N(>0603) *Test time：10±1 sec No remarkable damage or removal of the termination. Bending test JIS C 0051- 7.4.1 The middle part of substrate shall be pressurized by means of the pressurizing rod at a rate of about 1 mm/s per second until the deflection becomes 1mm/s and then pressure shall be maintained for 5±1 sec. Measurement to be made after keeping at room temperature for 24±2 hours No mechanical damage. Samples shall satisfy electrical specification after test. Approval sheet Page 7 of 9 ASC_RFANT3216120A5T_V05 Apr. 2010 Temperature cycle JIS C 0025 1. 30±3 minutes at -40°C±3°C, 2. 10~15 minutes at room temperature, 3. 30±3 minutes at +85°C±3°C, 4. 10~15 minutes at room temperature, Total 100 continuous cycles Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Vibration JIS C 0040 *Frequency：10Hz~55Hz~10Hz(1min) *Total amplitude：1.5mm *Test times：6hrs.(Two hrs each in three mutually perpendicular directions) No mechanical damage. Samples shall satisfy electrical specification after test. High temperature JIS C 0021 *Temperature：85°C±2°C *Test duration：1000+24/-0 hours Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satisfy electrical specification after test. Humidity (steady conditions) JIS C 0022 *Humidity：90% to 95% R.H. *Temperature：40±2°C *Time：1000+24/-0 hrs. Measurement to be made after keeping at room temperature for 24±2 hrs ※ 500hrs measuring the first data then 1000hrs data No mechanical damage. Samples shall satisfy electrical specification after test. Low temperature JIS C 0020 *Temperature：-40°C±2°C *Test duration：1000+24/-0 hours Measurement to be made after keeping at room temperature for 24±2 hrs No mechanical damage. Samples shall satis…

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Effective Date: April 2, 2020 QSF 7.6.4-8 – Agent Authorization Letter Template Page 1 of 1 Revision Date: Revision: 0 Shenzhen Eigday Heating Limited Date：09/10/2024 Product Model Number: BT-3-V1 FCC ID：2BKUYBT-3-V1 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following: • Testing • Approval applications and procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. By: Wang dabo Contact Listed on FCC Wesbite Title: Electronics engineer Email: [email protected] On behalf of: Shenzhen Eigday Heating Limited

Shenzhen Eigday Heating Limited Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: September 10, 2024 Subject; Request for Confidentiality FCC ID: 2BKUYBT-3-V1 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Wang dabo Title: Electronics engineer

Page 1 of 3 Report No.: FCS202409042 APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Model: BT-3-V1 Photo 1 Photo 2 Page 2 of 3 Report No.: FCS202409042 Photo 3 Photo 4 Page 3 of 3 Report No.: FCS202409042 Photo 5 Photo 6

Label Size: 20mm * 40mm The label is printed BLUETOOTH Model: BT-3-V1 FCC ID: 2BKUYBT-3-V1

Page 1 of 2 Report No.: FCS202409042 APPENDIX-PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS Model: BT-3-V1 Photo 1 Photo 2 Page 2 of 2 Report No.: FCS202409042 Photo 3 BLE Antenna

FCC Test Report Report No: FCS202409042H01 Issued for Applicant: Shenzhen Eigday Heating Limited Address: Rm. 1603-1606, Tower A, Bld. 1, Zhongsheng Harbor Expo Bay,Qiaotou Community,Fuhai St., Baoan Dist., Shenzhen, China Product Name: BLUETOOTH Brand Name: N/A Model Name: BT-3-V1, BT-4-V1, BT-5-V1, BT-6-V1, RF-1-V1, RF-2-V1, RF-3-V1, RF-1-V1 FCC ID: 2BKUYBT-3-V1 Test Standard: FCC 47CFR §2.1093 Issued By: Flux Compliance Service Laboratory Add: Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Page 2 of 10 Report No.: FCS202409042H01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com TEST RESULT CERTIFICATION Applicant’s Name ................... : Shenzhen Eigday Heating Limited Address ................................. : Rm. 1603-1606, Tower A, Bld. 1, Zhongsheng Harbor Expo Bay,Qiaotou Community,Fuhai St., Baoan Dist., Shenzhen, China Manufacture's Name .............. : Shenzhen Eigday Heating Limited, Dongguan branch Address ................................. : Room 101, No. 4, Fumin Road, Xiabian Village, Houjie Town, Dongguan City, Guangdong Province, China Product Description Product Name ....................... : BLUETOOTH Brand Name .......................... : N/A Model Name .......................... : BT-3-V1 Series Model ......................... : BT-4-V1, BT-5-V1, BT-6-V1, RF-1-V1, RF-2-V1, RF-3-V1, RF-1-V1 Test Standards ...................... : FCC 47CFR §2.1093 447498 D04 Interim General RF Exposure Guidance v01 This device described above has been tested by Flux Compliance Service Laboratory, 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 Flux Compliance Service Laboratory, this document may be altered or revised by Flux Compliance Service Laboratory, personal only, and shall be noted in the revision of the document. Date of Test ............................... : Date (s) of performance of tests . : Sep.02, 2024 ~ Sep.05, 2024 Date of Issue .............................. : Sep.05, 2024 Test Result ................................. : Pass Tested by : (Scott Shen) Reviewed by : (Duke Qian) Approved by : (Jack Wang) Page 3 of 10 Report No.: FCS202409042H01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com TABLE OF CONTENTS 1. GENERAL INFORMATION 5 1.1 GENERAL DESCRIPTION OF THE EUT 5 1.2 TEST FACTORY 6 2. FCC 47CFR §2.1093 REQUIREMENT 7 2.1 TEST STANDARDS 7 2.2 LIMIT 7 2.3 TEST RESULT 10 Page 4 of 10 Report No.: FCS202409042H01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Revision History Rev. Issue Date Contents 00 Sep.05, 2024 Initial Issue Page 5 of 10 Report No.: FCS202409042H01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com 1. GENERAL INFORMATION 1.1 GENERAL DESCRIPTION OF THE EUT Product Name BLUETOOTH Brand N/A Model Number BT-3-V1 Series Model(s) BT-4-V1, BT-5-V1, BT-6-V1, RF-1-V1, RF-2-V1, RF-3-V1, RF-1-V1 Model Difference Only the model and appearance are different. Product Description The EUT is BLUETOOTH Operation Frequency: BLE: 2402~2480MHz Modulation Type: GFSK Antenna gain: BLE: 2 dBi Antenna Designation: Ceramic Antenna Power Supply Input: DC 6.8 – 12.6V Hardware Version N/A Software Version N/A Page 6 of 10 Report No.: FCS202409042H01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com 1.2 TEST FACTORY Company Name: Flux Compliance Service Laboratory Address: Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Telephone: +86-769-27280901 Fax: +86-769-27280901 FCC Test Firm Registration Number: 514908 Designation number: CN0127 A2LA accreditation number：5545.01 ISED Number：25801 CAB ID ：CN0097 Page 7 of 10 Report No.: FCS202409042H01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com 2. FCC 47CFR §2.1093 REQUIREMENT 2.1 TEST STANDARDS Follow the maximum permissible exposure (MPE) limits specified in 447498 D04 Interim General Radio Frequency Exposure Guidelines v01. The gain of the antenna used in the product was extracted from the supplied antenna data sheet and the maximum total power input to the antenna was also measured. Calculate the distance from the product to the MPE limit by the formula. 2.2 LIMIT For single RF sources (i.e., any single fixed RF source, mobile device, or portable device, as defined in paragraph (b)(2) of this section): A single RF source is exempt if: (A) The available maximum time-averaged power is no more than 1 mW, regardless of separation distance. This exemption may not be used in conjunction with other exemption criteria other than those in paragraph (b)(3)(ii)(A) of Part 1.1307. Medical implant devices may only use this exemption and that in paragraph (b)(3)(ii)(A); (B) Or the available maximum time-averaged power or effective radiated power (ERP), whichever is greater, is less than or equal to the threshold Pth (…

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FCC Test Report Report No: FCS202409042W01 Issued for Applicant: Shenzhen Eigday Heating Limited Address: Rm. 1603-1606, Tower A, Bld. 1, Zhongsheng Harbor Expo Bay,Qiaotou Community,Fuhai St., Baoan Dist., Shenzhen, China Product Name: BLUETOOTH Brand Name: N/A Model Name: BT-3-V1, BT-4-V1, BT-5-V1, BT-6-V1, RF-1-V1, RF-2-V1, RF-3-V1, RF-1-V1 FCC ID: 2BKUYBT-3-V1 Issued By: Flux Compliance Service Laboratory Add: Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Page 2 of 53 Report No.: FCS202409042W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com TEST RESULT CERTIFICATION Applicant’s Name ................... : Shenzhen Eigday Heating Limited Address .................................. : Rm. 1603-1606, Tower A, Bld. 1, Zhongsheng Harbor Expo Bay,Qiaotou Community,Fuhai St., Baoan Dist., Shenzhen, China Manufacture's Name .............. : Shenzhen Eigday Heating Limited, Dongguan branch Address .................................. : Room 101, No. 4, Fumin Road, Xiabian Village, Houjie Town, Dongguan City, Guangdong Province, China Product Description Product Name ........................ : BLUETOOTH Brand Name ........................... : N/A Model Name ........................... : BT-3-V1 Series Model .......................... : BT-4-V1, BT-5-V1, BT-6-V1, RF-1-V1, RF-2-V1, RF-3-V1, RF-1-V1 Test Standards ....................... : FCC Rules and Regulations Part 15 Subpart C, Section 247 Test Procedure ....................... : ANSI C63.10:2013 This device described above has been tested by Flux Compliance Service Laboratory, 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 Flux Compliance Service Laboratory, this document may be altered or revised by Flux Compliance Service Laboratory, personal only, and shall be noted in the revision of the document. Date of Test ............................... : Date (s) of performance of tests . : Sep.02, 2024 ~ Sep.05, 2024 Date of Issue ............................. : Sep.05, 2024 Test Result ................................. : Pass Tested by : (Scott Shen) Reviewed by : (Duke Qian) Approved by : (Jack Wang) Page 3 of 53 Report No.: FCS202409042W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Table of Contents 1. SUMMARY OF TEST RESULTS 7 1.1 TEST FACTORY 8 1.2 MEASUREMENT UNCERTAINTY 8 2. GENERAL INFORMATION 9 2.1 GENERAL DESCRIPTION OF THE EUT 9 2.2 DESCRIPTION OF THE TEST MODES 11 2.3 TEST SOFTWARE AND POWER LEVEL 11 2.4 DESCRIPTION OF NECESSARY ACCESSORIES AND SUPPORT UNITS 12 2.5 EQUIPMENTS LIST 13 3. EMC EMISSION TEST 14 3.1 CONDUCTED EMISSION MEASUREMENT 14 3.2 TEST PROCEDURE 15 3.3 TEST SETUP 15 3.4 EUT OPERATING CONDITIONS 15 3.5 TEST RESULTS 16 4. RADIATED EMISSION MEASUREMENT 17 4.1 RADIATED EMISSION LIMITS 17 4.2 TEST PROCEDURE 19 4.3 TEST SETUP 20 4.4 EUT OPERATING CONDITIONS 20 4.5 FIELD STRENGTH CALCULATION 21 4.6 TEST RESULTS 22 5. CONDUCTED SPURIOUS & BAND EDGE EMISSION 28 5.1 LIMIT 28 5.2 TEST PROCEDURE 28 5.3 TEST SETUP 28 5.4 EUT OPERATION CONDITIONS 28 5.5 TEST RESULTS 29 6. POWER SPECTRAL DENSITY TEST 30 6.1 LIMIT 30 6.2 TEST PROCEDURE 30 Page 4 of 53 Report No.: FCS202409042W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Table of Contents 6.3 TEST SETUP 30 6.4 EUT OPERATION CONDITIONS 30 6.5 TEST RESULTS 30 7. BANDWIDTH TEST 31 7.1 LIMIT 31 7.2 TEST PROCEDURE 31 7.3 TEST SETUP 31 7.4 EUT OPERATION CONDITIONS 31 7.5 TEST RESULTS 31 8. PEAK OUTPUT POWER TEST 32 8.1 LIMIT 32 8.2 TEST PROCEDURE 32 8.3 TEST SETUP 32 8.4 EUT OPERATION CONDITIONS 32 8.5 TEST RESULTS 33 9. ANTENNA REQUIREMENT 34 9.1 STANDARD REQUIREMENT 34 9.2 EUT ANTENNA 34 APPENDIX I:TEST RESULTS 35 1 DUTY CYCLE 35 TEST RESULT 35 TEST GRAPHS 36 2 MAXIMUM CONDUCTED OUTPUT POWER 38 TEST RESULT 38 TEST GRAPHS 39 3 -6DB BANDWIDTH 41 TEST RESULT 41 TEST GRAPHS 42 4 MAXIMUM POWER SPECTRAL DENSITY LEVEL 44 TEST RESULT 44 TEST GRAPHS 45 Page 5 of 53 Report No.: FCS202409042W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Table of Contents 5 BAND EDGE 47 TEST RESULT 47 TEST GRAPHS 48 6 CONDUCTED RF SPURIOUS EMISSION 50 TEST RESULT 50 TEST GRAPHS 51 Page 6 of 53 Report No.: FCS202409042W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com Revision History Rev. Issue Date Contents 00 Sep.05, 2024 Initial Issue Page 7 of 53 Report No.: FCS202409042W01 Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standards: KDB 5580…

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