2A92I-AST-WR250POWER BANK

MI Power 5000 mAh MagClick™ 15W Wireless Power Bank Instruction Manual Item 7122-21 Model AST-WR250 • Press the Power bank ON/OFF Button(1) once to view the remaining power capacity. • Double press the button to turn OFF the Power bank. • WHITE indicators show capacity,each white light represents 25% of total capacity. • BLUE indicator shows wireless charging function.LED will glow BLUE when in standby mode, and will flash BLUE when do wireless charging. • GREEN indicator shows fast charging function. LED will glow GREEN when do fast charging. LED Indicators 1 x 5000 mAh Wireless Power Bank 1 x USB-A to Type-C Charging Cable 1 x Instruction Manual(Electronic manual) 1.ON/OFF Button 2.Type-C Input & output port 3. LED Indicators(5 indicators) 4.Wireless charging surface • Capacity: 5000mAh/3.85V/19.25Wh • Material: ABS • Product size: 105.5*70*10.2mm • Type-C Input & Output: DC 5V/3A,9V/2.22A, 12V/1.67A (20W max.) • Wireless Output: 15W (max.) • Input Power: Certified USB AC Adapter What's included: Specification: Features: (1)This device may not cause harmful interference, and (2)This device must accept any interference received, including interference that may cause undesired operation. Warning: Changes or modifications not expressly Approved by the party responsible for compliance could void the user’s authority To operate the equipment. NOTE:This equipment has been tested and found to comply with the limits for Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance 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 to correct 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 different from that to which the receiver is connected. - Consult the dealer or an experienced radio/ TV t echnician for help. IC Statement This device contains licence-exempt transmitter (s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device. WARNING-When using this product, basic precautions should always be followed, including the following: 1. Read all the instructions before using the product. 2. Charge the power bank fully before initial use.The unit's full performance is achieved only after 2 or 3 completed charge and discharge cycles. 3. To reduce the risk of injury, close supervision is necessary when the product is used near children. 4. Do not expose the device to moisture. 5. Do not use the device in excess of its output rating. Overload outputs above rating may result in a risk of fire or injury. 6. Do not use the device if damaged or modified. 7. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury. 8. Do not disassemble the device. Take it to a qualified service person when service or repair is required. Incorrect reassembly may result in a risk of fire or injury. 9. Do not expose the device to fire or excessive temperature. Exposure to fire or temperatures above 212 may cause explosion. 10. Have servicing performed by a qualified repair person using only identical replacement parts. 11. This will ensure that the safety of the product is maintained. Do not overcharge Phone.Unit may get hot With excessive use.Remove Phone when it is fully charged. Never charge for more than 7 hours at a time. Attachments on the back of your phone can Impede the effectiveness of the wireless charger, And lead to overheating.Please remove attachmentsfrom the phone before charging on this device. SAFETY PRECAUTIONS: 1.Charging the Power bank: • Charge the power bank fully before usage. • Connect the cable input charging cable into a certified AC adapter or USB port of a computer, then charging begins automatically,white indicators will show power capacity. Users could also use their own USB / Type C charging cable to charge the power bank. • Once connected the LED Indicator(3) will begin to flash WHITE color when charging,once fully charged, WHITE LED will stay on. 2. Charging Electronic Devices with the Power Bank: • Connect the charging cable to your mobile phone/device using the appropriate connector. • Connect the Type-C part of the cable to the Type-C port(2) to contact your device , the LED Indicator will illuminate WHITE when charging. • Remove the cable from your mobile device when it is fully charged. 3. Charging phone with the Wireless Charging: • Press the Power bank ON/OFF button(1) to turn on the wireless charging function,the BLUE indicator will be on. • LED indicator will glow BLUE when in standby mode. • Place the phone on the wireless charging surface(4). • The device will automatically begin to charge, LED will flash BLUE when device is charging. • When the fast charging wireless charging function is started, the BLUE and GREEB lights will be on alternately. Instructions: Name of the Distributor: Leedsworld Inc Address of the Distributor: 400 Hunt Valley Road, New Kensington, PA 15068 USA. WWW.PCNA.COM FCC ID: 2A92I-AST-WR250 Made in China 210x110mm FCC Statement: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: L’émetteur/récept…

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NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD 2.911 (d)(7)USA Agent v1.3 Section 2.911(d)(7) USA Agent for Service of Process Company name: NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD Address: 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China FCCID: 2A92I-AST-WR250 Model(s): AST-WR250 2.911(d)(7) USA Designated Agent for Service of Process We, [NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD] (“the applicant”) designate [ WELLSN INC] NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent: We Acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledge our acceptance of our obligation to maintain an agent for service of process in the United States for no less than one 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. Agent obligation: We Acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email address for no less than one 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. USA Agent Company name: WELLSN INC Physical U.S. Company Address: 750 E EDNA PLACE COVINA, CA 91732 FRN: 0036009447 Contact Name:Joel Ortiz Telephone No: +1-310-962-2873 Email: [email protected] Applicant Company name: NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD Address: 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China FCC Grantee Code: 2A92I Contact Name: Carrie Jin Telephone No: 0574-86307000 Email: [email protected] FRN:0033275272 NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD 2.911 (d)(7)USA Agent v1.3 Signature: Title: PM Signature: Title: Manager Date: 2024/11/21 Date: 2024/11/21 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference; Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against- national-security-threats-to-the-communications-supply-chain-through-the

Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: NINGBO ALLSTAR IMPORT & EXPORT CO.,LTD Grantee code: 2A92I FCC ID: 2A92I-AST-WR250 FRN: 0033275272 Contact Name: Carrie Jin Address: 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China Telephone No: 0574-86307000 Fax No: 0574-83607007 Email: [email protected] i. [NINGBO ALLSTAR IMPORT & EXPORT CO.,LTD] (“the applicant”) 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. The applicant must sign this certification. ii. [NINGBO ALLSTAR IMPORT & EXPORT CO.,LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [NINGBO ALLSTAR IMPORT & EXPORT CO.,LTD] (“the applicant”) 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 . Date: 2024/11/20 Applicant’s Name: Carrie Jin Title: Manager Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

1/1 Com Add STRE Prod Mod FCC We a 0819 abov Any beha We d Carm relat to d carri same Signa Nam Title Si gn NING mpany: N dress:14-3 EET,ZHENH duct Nam del Numb C Identifie authorize L 93 Bellater ve named e individual alf and tak declare tha me, s/n, 0 ted to the discuss any ied out by e effect as ature: me::Carrie J e: Manager nature of GBO ALL NINGBO AL 3-8,TIANHO HAI DISTR me: POW er: AST-W er: 2A9 LGAI Tech rra, Spain, equipment within LGA ke action on at authoriz 08193 Bel approval p y issues c y LGAI Te s acts of ou JinDate: 20 applicant Letter o LSTAR I LLSTAR IM ONG BUILD RICT,NING WER BANK WR250 92I-AST-W nological C , to act o t. AI Technol n the appli ze LGAI Te laterra, Sp project to concerning echnologica ur own. 024-11-20 t: of Auth MPORT PORT & EX DING,NO.1 BO ,CHINA WR250 Center S.A on our beh logical Cen cation. echnologica pain, is a the Feder the app r al Center S horizati & EXPO XPORT CO 1 SHUNYE A ., Ronda d half on all nter S.A. is al Center S llowed to al Commu oval applic S.A. on ou C ion ORT CO .,LTD STREET,LU de la Font d matters c s authorize S.A., Ronda forward nication C cation. An ur behalf C5266091_X8 .,LTD UOTUO del Carme, concerning d to act on a de la Fon all inform ommissio n ny and all shall have 8_Ed.1 , s/n, g the n our nt del ation n and acts e the

C5266091_X10_Ed.2 1/1 NINGBO ALLSTAR IMPORT & EXPORT CO.,LTD Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2024-11-20 Subject: Request for Confidentiality FCC ID: 2A92I-AST-WR250 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ■☐ Schematics ■☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☐ Internal Photos ☐ NOTE 1 ☐ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ■ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No NOTE 1: Long‐Term Confidentiality may be permitted under special conditions (See II. LONG‐TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short‐Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ______ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. 1/1 Signa Nam Title Si gn ature: me::Carrie J e: Manager nature of JinDate: 20 applicant 024-11-20 t: C5266091_X100_Ed.2

Page 1 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn FCC ID:2A92I‐AST‐WR250 External Photos Label&location Page 2 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn Page 3 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn Page 4 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn

FCC ID LABELING AND LOCATION FCC ID Label FCC ID Label Location The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

Page 1 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn FCC ID:2A92I‐AST‐WR250 Internal Photos Page 2 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn Coil ANT Page 3 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn Page 4 of 4 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn

MPE REPORT POWER BANK MODEL No.: AST-WR250 FCC ID:2A92I-AST-WR250 REPORT NO.: NCT24044407XE1-2 ISSUE DATE: Nov. 11, 2024 Prepared for NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China Prepared by Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, People’s Republic of China TEL: 400-8868-419 FAX: 86-755-27790922 Report No.: NCT24044407XE1-2 Page 2 of 20 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn TABLE OF CONTENT Test Report Description Page 1. SUMMARY OF TEST RESULT ........................................................................................................ 4 2. GENERAL INFORMATION ............................................................................................................... 5 2.1. DESCRIPTION OF DEVICE (EUT) .................................................................................................................................... 5 2.2. DESCRIPTION OF TEST FACILITY .................................................................................................................................... 7 2.3. MEASUREMENT UNCERTAINTY ....................................................................................................................................... 7 3. MEASURING DEVICE AND TEST EQUIPMENT ......................................................................... 8 3.1. FOR MPE MEASUREMENT ............................................................................................................................................. 8 4. RF EXPOSURE ................................................................................................................................... 8 4.1. MEASURING STANDARD ................................................................................................................................................. 9 4.2. REQUIMENTS .................................................................................................................................................................. 9 4.3. TEST CONFIGURATION .................................................................................................................................................. 10 4.4. LIMITS ........................................................................................................................................................................... 11 4.5. MEASURING RESULTS .................................................................................................................................................. 13 5. PHOTOGRAPHS OF TEST SETUP .............................................................................................. 20 Report No.: NCT24044407XE1-2 Page 3 of 20 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn TEST REPORT DESCRIPTION Applicant : NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD Address : 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China Manufacturer : NINGBO ALLSTAR O&E TECHNOLOGY CO.,LTD Address : No.19 Huijin Road, Luotuo Street, Zhenhai, Ningbo,China. EUT : POWER BANK Model Name : AST-WR250 Trademark : N/A Measurement Procedure Used: FCC Part 1(1.1310) and Part 2(2.1093) KDB 680106 D01 Wireless Power Transfer v04 The device described above is tested by Shenzhen NCT Testing Technology Co., Ltd. to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The measurement results are contained in this test report and Shenzhen NCT Testing Technology Co., Ltd. is assumed full of responsibility for the accuracy and completeness of these measurements. Also, this report shows that the EUT (Equipment Under Test) is technically compliant with the FCC requirements. This report applies to above tested sample only and shall not be reproduced in part without written approval of Shenzhen NCT Testing Technology Co., Ltd. Test Engineer: Keven Wu / Engineer Technical Manager: Henry Wang / Manager Report No.: NCT24044407XE1-2 Page 4 of 20 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn 1. SUMMARY OF TEST RESULT EMISSION Description of Test Item Standard & Limits Results MPE FCC Part 1(1.1310) and Part 2(2.1093) KDB 680106 D01 Wireless Power Transfer v04 Pass Note: N/A is an abbreviation for Not Applicable. Report No.: NCT24044407XE1-2 Page 5 of 20 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn 2. GENERAL INFORMATION 2.1. Description of Device (EUT) EUT : POWER BANK Model Number : AST-WR250 Difference : N/A Power Rating : Battery Capacity: 5000mAh(3.85V) Type-C Input/Output: 5Vdc, 3A/9Vdc, 2.22A/12Vdc, 1.67A Wireless Output: 15W Operation Frequency for WPT : 111-205KHz Modulation : MSK Antenna Type: : Coil Antenna Date of Received : Oct.28, 2024 Date of Test : Oct.28, 2024 to Nov. 11, 2024 Report No.: NCT24044407XE1-2 Page 6 of 20 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn 2.2. Test Setup For mobile exposure conditions: For portable exposure conditions: Notes: The EHP 200A Probe has a diameter of 10.9cm and a radius of 5.45cm Report No.: NCT24044407XE1-2 Page 7 of 20 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn 2.3. Description of Test Facility 2.4. Measurement Uncertainty Parameter Uncertainty RF output power, conducted ±1.0dB Power Spectral Density, conducted ±2.2dB Radio Frequency ± 1 x 10 -6 Bandwidth ± 1.5 x 10 -6 Time ±2% Duty Cycle ±2% Temperature ±1°C Humidity ±5% DC and low frequency voltages ±3% Conducted Emissions (150kHz~30MHz) 3.64dB Radiated Emission(30MHz~1GHz) 5.03dB Radiated Emission(1GHz~25GHz) 4.74dB Electric Field Emissions 0.08V/m Magnetic Field Emissions 0.02A/m uT 0.01 Site Description EMC Lab. : Accredited by CNAS, 2022-09-27 The certificate is valid until 2028.…

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FCC PART 15 SUBPART C POWER BANK MODEL No.: AST-WR250 FCC ID:2A92I-AST-WR250 REPORT NO.: NCT24044407XE1-1 ISSUE DATE: Nov. 11, 2024 Prepared for NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China Prepared by Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, People’s Republic of China TEL: 400-8868-419 FAX: 86-755-27790922 Report No.: NCT24044407XE1-1 Page 2 of 26 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn TABLE OF CONTENT Test Report Description Page 1. SUMMARY OF TEST RESULTS .............................................................................................................................. 5 2. GENERAL INFORMATION ...................................................................................................................................... 6 2.1. Description of Device (EUT) .............................................................................................................................. 6 2.2. Description of Support Units .............................................................................................................................. 6 2.3. Independent Operation Modes .......................................................................................................................... 7 2.4. Test Mode ........................................................................................................................................................... 7 2.5. Description of Test Facility ................................................................................................................................. 7 2.6. Measurement Uncertainty .................................................................................................................................. 9 3. MEASURING DEVICE AND TEST EQUIPMENT .................................................................................................. 10 4. 20DB BANDWIDTH ............................................................................................................................................... 12 4.1. Test Procedure ................................................................................................................................................. 12 4.2. Test Results ...................................................................................................................................................... 13 5. POWER LINE CONDUCTED EMISSION MEASUREMENT ................................................................................. 14 5.1. Block Diagram of Test Setup ............................................................................................................................ 14 5.2. Limits ................................................................................................................................................................ 14 5.3. Test Procedure ................................................................................................................................................. 14 5.4. Measuring Results ........................................................................................................................................... 15 6. RADIATED EMISSION TEST ................................................................................................................................. 20 6.1. Measurement Procedure ................................................................................................................................. 20 6.2. Test SET-UP (Block Diagram of Configuration) ............................................................................................... 20 6.3. Radiated Emission Limit .................................................................................................................................. 21 6.4. Measurement Result ........................................................................................................................................ 23 7. TEST PHOTOGRAPHS AND EUT PHOTOGRAPHS ........................................................................................... 26 Report No.: NCT24044407XE1-1 Page 3 of 26 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn TEST REPORT DESCRIPTION Applicant : NINGBO ALLSTAR IMPORT&EXPORT CO.,LTD Address : 14-3-8, TIANHONG BUILDING, NO.1 SHUNYE STREET, LUOTUO STREET, ZHENHAI DISTRICT, NINGBO, China Manufacturer : NINGBO ALLSTAR O&E TECHNOLOGY CO.,LTD Address : No.19 Huijin Road, Luotuo Street, Zhenhai, Ningbo,China. EUT : POWER BANK Model Name : AST-WR250 Trademark : N/A Measurement Procedure Used: APPLICABLE STANDARDS STANDARD TEST RESULT FCC 47 CFR Part 15, Subpart C PASS The above equipment was tested by Shenzhen NCT Testing Technology Co., Ltd.The test data, data evaluation, test procedures, and equipment configurations shown in this report were made in accordance with the procedures given in ANSI C63.10 (2013) and the energy emitted by the sample EUT tested as described in this report is in compliance with conducted and radiated emission limits of FCC Rules Part 15C The test results of this report relate only to the tested sample identified in this report. Test Engineer: Keven Wu / Engineer Technical Manager: Henry Wang / Manager Report No.: NCT24044407XE1-1 Page 4 of 26 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn Modified Information Version Report No. Revision Data Summary Ver.1.0 NCT24044407XE1-1 Nov. 11, 2024 Original Version Report No.: NCT24044407XE1-1 Page 5 of 26 Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn 1. SUMMARY OF TEST RESULTS Test Item Section in CFR 47 Result Antenna requirement 15.203 Pass AC Power Line Conducted Emission 15.207 Pass Spurious Emission 15.209(a)(f) Pass 20dB Bandwidth 15.215 Pass R…

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Fine Page 1 of 3 承 認 書 SPECIFICATION FOR APPROVAL 客 戶： CUSTOMER: 宁波奥斯达光电科技有限公司 客 戶 料 號： CUST P/N: 4010017 松 岛 料 號： FINE P/N: G41.5-6.3uH 单线圈0.08*24*2P*10TS 産 品 型 號： DESC: Φ41.5MMX5.0MMX0.6MM 日 期： DATE: 2023/02/01 版 本： Version: A.0 擬制 PREPARED BY 審核 CHECKED BY 批准 APPROVED BY 客戶承認 CUSTOMER APPROVE 黄燕铭 宁元安 黄锦华 深圳市松岛科技有限公司 工廠地址：东莞市东坑镇骏发三路123号三甲高新技术产业园2栋8楼 TEL：13728755750 FAX：0755-84526500 E-mail：[email protected] Fine Page 2 of 3 版本變更履歷 Version Change History 版本 Rev. 變 更 前 Before Change 變 更 後 After Change 更 改 日 期 Change Date 批 准 Approved By A.0 新发行 ---- 2018/04/24 黄锦华 38.5.0±0.5 Fine Page 3 of 3 SPECIFICATION 産 品 型 號： DESC Φ20.5x38.5-6.3uH-0.08x24*2-40mm 版本 Rev：A.0 客戶CUST: 客户料号CUST P/N: 4010017 一、尺寸DIMENSION:(mm) 二、原理图SCHEMATIC DIAGRAM: A B 20.5±0.5 D 40±2 E 4±2 F 41.5±0.5 G 10.0 ref H 1.5 Max I 5.3 Max M 8.0 J 40±1 K 3.0±1 注： 1.交叉出线; 2.出线位置缠8mm(ref)宽度高 温胶纸1-2Ts; 3.线圈贴圆形硬磁片带槽，磁 片尺寸41.5±0.5mm,内孔 5.0mm,厚度为0.6±0.2mm。 三、绕线参数Winding Specification: 序号 NO. 端子 TERMINAL 线径 WIRE 圈数 Turns 绕线方向 Winding Direction 1 S F 热风自粘漆包线0.08*24*2P 10Ts CCW 四、电气特性ELECTRICAL CHARACTERISTICS: 温度TEMPERATURE:25±10°C, 湿度RELATIVE HUMIDITY:65±20% 序号 NO. 项目 ITEM 端子 TERMINAL 标准 SPECIFICATION 测试条件 TEST FREQUENCY 测试仪器 TEST EQUIPMENTS 1 IND. S-F 3.8 u H ±20%单独线圈 100KHz/1.0V LCZ METER 1062B 2 IND. S-F 6.3 u H ±10%加磁片 100KHz/1.0V LCZ METER 1062B 3 DCR S-F ≤88mΩ 4 Q S-F ≥35 LCZ METER 502B 擬制/日期PREPARED BY/DATE 審核/日期CHECKED BY/DATE 黄燕铭2023/02/01 黄锦华2023/02/01

Page 1 of 2 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqiao 6th Area, Xintian Community, Fuhai Street, Baoan District, Shenzhen, China Hotline: 400-8868-419 Fax: 86-755-27790922 http://www.ncttesting.cn FCC ID:2A92I‐AST‐WR250 Test Photo Page 2 of 2 Shenzhen NCT Testing Technology Co., Ltd. A101&2F B2, Fuqia…

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