2BDAY-WH-559Magnetic Wireless Charger

1/1 US Agent for Service of Process LETTER OF ATTESTATION TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process: Company Name: HOPEK CORPORATION INC Address: 16755 Coyote Bush Dr Unit 84, San Diego, CA 92127 United States FRN: 0034562900 Contact Name: Peter Davis Telephone No: 561-235-6113 E-mail: [email protected] This letter is to confirm that the US Agent for Service of Process accepts responsibility to act as a local representative on behalf of Dongguan Ronghe Electronic Co.,Ltd The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. Applicant: Company Name: Dongguan Ronghe Electronic Co.,Ltd Product Description: Magnetic Wireless Charger FRN: 0034395350 Grantee Code: 2BDAY FCC ID: 2BDAY-WH-559 Contact Name: denny yang Address: No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Telephone No: 18018712622 E-mail: [email protected] The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause § 2.911. This Agreement is valid until (Permanently valid). Date: 2026/1/21 Applicant’s Name: Dongguan Ronghe Electronic Co.,Ltd US Agent for Service of Process’s Name: HOPEK CORPORATION INC Title: Manager Title: Manager Signature Signature

Rev 1/26/2023 Dongguan Ronghe Electronic Co.,Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jan. 19, 2026 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2BDAY-WH-559 [Dongguan Ronghe Electronic Co.,Ltd] 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. [Dongguan Ronghe Electronic Co.,Ltd] certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Device is inherently compliant based on hardware limitations or software controls. or A Software Bill of Materials (SBOM) is provided to the TCB for review, and The end-user or third parties cannot install additional software on this device. Sincerely, (Applicant signature) (Applicant printed name) denny yang Rev 1/26/2023 Dongguan Ronghe Electronic Co.,Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Jan. 19, 2026 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2BDAY-WH-559 [Dongguan Ronghe Electronic Co.,Ltd] certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) denny yang

Fine Page 1 of 4 SPECIFICATION FOR APPROVAL CUSTOMER: Hai xin CUST P/N: FINE P/N: G43.5*0.6-17-#-10TS-W39.5-6.5UH-L15MM+BJ DESC: Φ43.5MMX0.6MM DATE: 2025/10/15 Version: A.0 PREPARED BY CHECKED BY APPROVED BY CUSTOMER APPROVE He licheng Ma li Dan keqing Dongguan Yinze Electronic Technology Co., Ltd. Factory Address: No. 901, Building 2, Xinghan Road (Chuangfu City Center), Chaishan Town, Dongguan City But Ke: Tel: 18617251159 Fine Page 2 of 4 Version Change History Rev. Before Change After Change Change Date Approved By A.0 new issue ---- 2025.10.15 Dan keqing Fine Page 3 of 4 SPECIFICATION DESC G43.5*0.6-17-#-10TS-6.5UH- W39.5-L15MM+BJ Rev：A.0 CUST: Hui ma CUST P/N: 一、DIMENSION:(mm) 二、SCHEMATIC DIAGRAM: A 43.5±0.5mm B 39.5±0.5mm C 17±0.5mm D 15±2mm E 3±2mm F 5.3±0.2mm J 0.6±0.05mm K ≤2.2mm I Note: 1. Cross-line out; 2. The coil is attached with 43.5mm double-slot magnetic sheet. The size of the magnetic sheet is 43.5 ± 0.5mm, and the thickness is 0.6 ± 0.05mm. 3. The back of the magnetic sheet is attached with back adhesive. 三、Winding Specification: NO. TERMINAL WIRE Turns Winding Direction 1 S F Silk wrapping thread #008 * 48 pieces 10Ts CCW 四、ELECTRICAL CHARACTERISTICS: TEMPERATURE:25±10°C, RELATIVE HUMIDITY:65±20% NO. ITEM TERMINAL SPECIFICATION TEST FREQUENCY TEST EQUIPMENTS 1 IND. S-F 3.7uH ±10% Single Coil 100KHz/1.0V LCZ METER 1062B 2 IND. S-F6.5uH ±10% with magnetic sheet 100KHz/1.0V LCZ METER 1062B 3 DCR S-R≤90mΩ 100KHz/1.0V LCZ METER 1062B DCR Fine Page 4 of 4 PREPARED BY/DATE CHECKED BY/DATE He licheng 2025.10.15

Fine Page 1 of 4 SPECIFICATION FOR APPROVAL CUSTOMER: Hai xin CUST P/N: FINE P/N: G43.5*0.6-20-#-10TS-W40-6.5UH-L120MM+BJ DESC: Φ43.5MMX0.6MM DATE: 2025/10/15 Version: A.0 PREPARED BY CHECKED BY APPROVED BY CUSTOMER APPROVE He licheng Ma li Dan keqing Dongguan Yinze Electronic Technology Co., Ltd. Factory Address: No. 901, Building 2, Xinghan Road (Chuangfu City Center), Chaishan Town, Dongguan City But Ke: Tel: 18617251159 Fine Page 2 of 4 Version Change History Rev. Before Change After Change Change Date Approved By A.0 new issue ---- 2025.10.15 Dan keqing Fine Page 3 of 4 SPECIFICATION DESC G43.5*0.6-20-#-10TS-6.5UH- W40-L120MM+BJ Rev：A.0 CUST: Hui ma CUST P/N: 一、DIMENSION:(mm) 二、SCHEMATIC DIAGRAM: A 43.5±0.5mm B 40±0.5mm C 20±0.5mm D 120±2mm E 3±2mm F 5.3±0.2mm J 0.6±0.05mm K ≤2.2mm I Note: 1. Cross-line out; 2. The coil is attached with 43.5mm double-slot magnetic sheet. The size of the magnetic sheet is 43.5 ± 0.5mm, and the thickness is 0.6 ± 0.05mm. 3. The back of the magnetic sheet is attached with back adhesive. 三、Winding Specification: NO. TERMINAL WIRE Turns Winding Direction 1 S F Silk wrapping thread #008 * 48 pieces 10Ts CCW 四、ELECTRICAL CHARACTERISTICS: TEMPERATURE:25±10°C, RELATIVE HUMIDITY:65±20% NO. ITEM TERMINAL SPECIFICATION TEST FREQUENCY TEST EQUIPMENTS 1 IND. S-F 3.7uH ±10% Single Coil 100KHz/1.0V LCZ METER 1062B 2 IND. S-F6.5uH ±10% with magnetic sheet 100KHz/1.0V LCZ METER 1062B 3 DCR S-R≤90mΩ 100KHz/1.0V LCZ METER 1062B DCR Fine Page 4 of 4 PREPARED BY/DATE CHECKED BY/DATE He licheng 2025.10.15

Fine Page 1 of 4 FY-GZ001 SPECIFICATION FOR APPROVAL Haixin CUSTOMER: CUST P/N: BESOFTP/N: DESC: 14.9 - 0.08 * 24 - 12T - 6.5UH - L13MM + magnet + BJ slotted hard magnetic watch coil 2024/07/09 DATE: Version: A.0 PREPARED BY CHECKED BY APPROVED BY CUSTOMER APPROVE He licheng Ma li Dan keqing Dongguan Yinzhe Electronics Co., Ltd. Factory Address: Building 2, No. 901, Xinghan (Chuangfu City Center), Chaishan Town, Dongguan City TEL: 18617251159 Fine Page 2 of 4 FY-GZ001 Version Change History Rev. Before Change After Change Change Date Approved By A.0 new issue ---- 2024/07/09 Dan keqing FY-GZ001 Fine Page 3 of 4 SPECIFICATION DESC Slotted hard magnetic watch coil 14.9 - 0.08 * 24 - 12T - 6.5UH - L13MM + magnet + BJ Rev：A.0 CUST: Hai xin Fine P/N： CUST P/N: 一、DIMENSION:(mm) 二、SCHEMATICDIAGR A 24.5±0.5 B 2.8±0.05 C 23.7±0.25 D 21±0.5 E 14.5±0.3 H 8±0.3 I 2±1 J 13±2 K 7.5*2.0 Note: 1. Coil with magnetic sheet attached, magnetic sheet size: 25mm, thickness: 2.8mm with a notch. 2. On the back of the magnetic sheet, there is a tear-off position circle with a diameter of 17mm (ref) and regular double-sided adhesive. 三、Winding Specification: 四、ELECTRICAL CHARACTERISTICS: TEMPERATURE:25 ±10°C, RELATIVE HUMIDITY:65 ±20% NO. TERMINAL WIRE Turns Winding Direction 1 S F Hot air line: 0.08 * 24P 12TS CCW NO. ITEM TERMINA L SPECIFICATION TEST FREQUENCY TEST EQUIPMENTS 1 IND. S-F 4.7uH ±20% Single Coil 100KHz/1V LCZ METER 1062B 2 IND. S-F 6.5uH ±10% with magnetic sheet 100KHz/1V LCZ METER 1062B 3 Q value S-F ≤3.3 100KHz/1V LCZ METER 1062B 4 DCR S-R ≤120mΩ FY-GZ001 Fine Page 4 of 4 SPECIFICATION number Material name Description Manufacturer 1 Hot air line: 0.08 * 24 strands Hot air line: 0.08 * 24 strands 2 Lead-free tin rod Lead-free tin rod 3 magnetic sheet Φ24.5*12.7mm manganese-zinc slotted hard magnetic sheet 4 glue 460 Glue 5 magnet 7.5*2mm 6 One-sided double-sided adhesive without holes Circular diameter 17mm (ref) adhesive backing

Dongguan Ronghe Electronic Co.,Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: January 20, 2026 Subject; Request for Confidentiality FCC ID: 2BDAY-WH-559 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 Software Security Requirements for UNII devices 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: denny yang Title: Manager

Effective Date: April 2, 2020 QSF 7.6.4-8 – Agent Authorization Letter Template Page 1 of 1 Revision Date: Revision: 0 Dongguan Ronghe Electronic Co.,Ltd Date: Jan. 19, 2026 Product Model Number: WH-559 FCC ID: 2BDAY-WH-559 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 QAI Laboratories Ltd. 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 QAI Laboratories Ltd. on our behalf shall have the same effect as acts of our own. By: Contact Listed on FCC Wesbite Title: Manager Email: [email protected] Telephone: 18018712622 On behalf of: Dongguan Ronghe Electronic Co.,Ltd

Ext Photos Model: WH-559 Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6 Photo 7

Centered on both sides Align the centers Centered on both sides �mm ��.��mm �mm ��mm ��.��mm ��mm ��.��mm ��.��mm ��.��mm �mm �.��mm 10mm 11.93mm Align the centers 5.69mm Note: The characters on the light-colored casing are printed in gray PANTONE Cool Gray 6C. The characters on the dark-colored casing are printed in gray PANTONE Cool Gray 3C.

Int Photos Model: WH-559 Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6 Watch ANT Mobile Phone ANT Earbuds ANT Photo 7 Photo 8 Photo 9 Photo 10

- Page 1 of 11 - Report No.: HB20251229001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com RF EXPOSURE Test Report Product: Magnetic Wireless Charger Trade Mark: N/A Model Number: WH-559 FCC ID: 2BDAY-WH-559 Prepared for Dongguan Ronghe Electronic Co.,Ltd No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 11 - Report No.: HB20251229001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION ................................................................................................................................... 5 1.1 DESCRIPTION OF EUT ................................................................................................................................................ 5 1.2 TEST MODE .............................................................................................................................................................. 5 1.3 TEST SETUP .............................................................................................................................................................. 5 1.4 ANCILLARY EQUIPMENT .............................................................................................................................................. 6 2 TEST FACILITIES AND ACCREDITATIONS ............................................................................................................ 7 2.1 TEST LABORATORY ..................................................................................................................................................... 7 2.2 ENVIRONMENTAL CONDITIONS ..................................................................................................................................... 7 2.3 MEASUREMENT UNCERTAINTY ..................................................................................................................................... 7 2.4 TEST SOFTWARE ........................................................................................................................................................ 7 3 LIST OF TEST EQUIPMENT ................................................................................................................................ 8 4 RF EXPOSURE .................................................................................................................................................. 9 4.1 MAXIMUM PERMISSIBLE EXPOSURE .............................................................................................................................. 9 4.1.1. Limit ............................................................................................................................................................ 9 4.1.2. Test Procedures ........................................................................................................................................... 9 4.1.3. Test Setup .................................................................................................................................................... 9 4.1.4. Test Result ................................................................................................................................................... 9 5 PHOTOGRAPHS OF THE TEST SETUP............................................................................................................... 11 - Page 3 of 11 - Report No.: HB20251229001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com TEST RESULT CERTIFICATION Applicant’s Name ................. : Dongguan Ronghe Electronic Co.,Ltd Address ................................. : No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Manufacturer's Name .......... : Dongguan Ronghe Electronic Co.,Ltd Address ................................. : No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Product description Product name ........................ : Magnetic Wireless Charger Model Number ....................... : WH-559 Standards ............................. : FCC CFR 47 PART 1 , 1.1310 Test procedure ....................... : KDB 680106 D01 Wireless Power Transfer v04 This device described above has been tested by Shenzhen HongBiao Certification& Testing Co., Ltd and the test results show that the equipment under test (EUT) is in compliance with the EMC requirements. And it is applicable only to the tested sample identified in the report. Date of Test ............................................ : Date (s) of performance of tests ............. : Dec. 29, 2025~Jan. 19, 2026 Test Result ............................................... : Pass Testing Engineer : (Zoe Su) Technical Manager : ( G a r y Lu) Authorized Signatory : (L e o S u) - Page 4 of 11 - Report No.: HB20251229001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Revision History Revised No. Date of Issue Description 01 Jan. 19, 2026 Original - Page 5 of 11 - Report No.: HB20251229001E-02 Add:Room 102,…

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- Page 1 of 34 - Report No.: HB20251229001E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Test Report Product: Magnetic Wireless Charger Trade Mark: N/A Model Number: WH-559 FCC ID: 2BDAY-WH-559 Prepared for Dongguan Ronghe Electronic Co.,Ltd No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 34 - Report No.: HB20251229001E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION ................................................................................................................................... 5 1.1 DESCRIPTION OF EUT ................................................................................................................................................ 5 1.2 TEST MODE .............................................................................................................................................................. 5 1.3 TEST SETUP .............................................................................................................................................................. 6 1.4 POWER SETTING CONFIGURATION PARAMETERS ............................................................................................................... 6 1.5 ANCILLARY EQUIPMENT .............................................................................................................................................. 6 2 SUMMARY OF TEST RESULT ............................................................................................................................. 7 3 TEST FACILITIES AND ACCREDITATIONS ............................................................................................................ 8 3.1 TEST LABORATORY ..................................................................................................................................................... 8 3.2 ENVIRONMENTAL CONDITIONS ..................................................................................................................................... 8 3.3 MEASUREMENT UNCERTAINTY ..................................................................................................................................... 8 3.4 TEST SOFTWARE ........................................................................................................................................................ 8 4 LIST OF TEST EQUIPMENT .............................................................................................................................. 10 5 TEST ITEM AND RESULTS ............................................................................................................................... 12 5.1 ANTENNA REQUIREMENT .......................................................................................................................................... 12 5.2 CONDUCTED EMISSION ............................................................................................................................................. 13 5.3 RADIATED EMISSION ................................................................................................................................................ 17 5.4 OCCUPIED BANDWIDTH ............................................................................................................................................ 22 6 PHOTOGRAPHS OF THE TEST SETUP............................................................................................................... 24 7 PHOTOGRAPHS OF THE EUT .......................................................................................................................... 26 - Page 3 of 34 - Report No.: HB20251229001E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com TEST RESULT CERTIFICATION Applicant’s Name ................. : Dongguan Ronghe Electronic Co.,Ltd Address ................................. : No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Manufacturer's Name .......... : Dongguan Ronghe Electronic Co.,Ltd Address ................................. : No.5, Lindong 3rd Road, Lincun, Tangxia Town, Dongguan City, Guangdong, China Product description Product name ........................ : Magnetic Wireless Charger Model Number ....................... : WH-559 Standards ............................. : FCC Part 15C Test procedure ....................... : IEEE/ANSI C63.10-2020 This device described above has been tested by Shenzhen HongBiao Certification& Testing Co., Ltd and the test results show that the equipment under test (EUT) is in compliance with the EMC requirements. And it is applicable only to the tested sample identified in the report. Date of Test ............................................ : Date (s) of performance of tests ............. : Dec. 29, 2025~Jan. 19, 2026 Test Result ............................................... : Pass Testing Engineer : (Zoe Su) Technical Manager : ( G a r y Lu) Authorized Signatory : (L e o S u) - Page 4 of 34 - Report No.: HB20251229001E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangmi…

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Photographs of the Test Setup Model: WH-559 Radiated Emission Below 30MHz Radiated Emission Above 30MHz Conducted Emission MPE