2AQI5-M520Portable Wireless Mouse

AmericaUgreenLimited 2.911(d)(7)USAAgentv1.2 Section 2.911(d)(7) USA Agent for Service of Process Company name: Ugreen Group Limited Address: Ugreen Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China Product Name: Portable Wireless Mouse FCC ID: 2AQI5-M520 Model(s): UGREEN Air 3 2.911(d)(7) USA Designated Agent for Service of Process We, [Ugreen Group Limited] (“the applicant”) designate [ America Ugreen Limited] 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. USAAgentApplicant Companyname:AmericaUgreenLimitedCompanyname:UgreenGroupLimited Address:3828KennettPike,Suite212, Greenville,DE19807-2331 Address:UgreenBuilding,Longcheng IndustrialPark,LongguanxiRoad, Longhua,ShenZhen,China FRN:0033426180 ContactName:MorganGordon TelephoneNo:+13022062630 Email:[email protected] Signature : Title:AutorizedOfficerTitle:Manager Date:2026-08-1 FRN:0027672971 Contact Name: Chi Yang Telephone No: 0755-28198930 Email:[email protected] Signature: 4Date:2026-08-14 AmericaUgreenLimited 2.911(d)(7)USAAgentv1.2 NOTE1:AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforservice ofprocess. Reference;FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

UgreenGroupLimited Date:18June2026 To:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Attestation Section2.911(d)(5)(i)andSection2.911(d)(5)(ii) (KDB986446D01CoveredEquipment) ContactPerson Section2.911(d)(5)(i) UgreenGroupLimited(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Thesoftwaretobeloadedpriortomarketingoftheequipmentidentifiedbelowisnot "covered"softwaremanufacturedbyanyentityincludingpredecessors,successors, parents,subsidiaries,oraffiliatesoranyentitywhichhasrebrandedorrelabeledthe softwareproducedbytheentity(ies)identifiedonthe"CoveredList"DA24-886and KDB986446D01CoveredEquipmentGuidancesectionB(2a). UgreenGroupLimited(“theapplicant”)furthercertifiesthatnoCybersecurityor anti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc. (oranyofitssuccessorsandassignees)cybersecurityoranti-virussoftwareis installedintheequipmentbeingcertified. Section 2.911(d)(5)(ii) Ugreen Group Limited(“the applicant”) 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. Type of Equipment subject to FCC Certification: FCC ID: 2AQI5-M520 If you have any questions, please feel free to contact me :ChiYang PositionintheCompany:Manager DateofSignature:June18,2026 ___________________________ Signatory (signatureoftheapplicant)

Date:31August2026 UgreenGroupLimited To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 _______ ChiYan To Whom It May Concern: The Ugreen Group Limited, the undersigned, hereby authorizes Mr. Wu Xuewen from Shenzhen BALUN Technology Co., Ltd., to act on the behalf of the Ugreen Group Limited solely in matters relating to the application for an FCC equipment authorization for FCC ID: 2AQI5-M520 including the signing of documents in connection with this Application. Necessary acts carried out by Shenzhen BALUN Technology Co., Ltd. in connection with the Application shall have the same effect as acts of the Ugreen Group Limited. The Ugreen Group Limited also hereby certify that no party to this application is subject to a denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. Section 862. Yours Sincerely, g

Date:18June2026 UgreenGroupLimited To:FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 FCCCertificationConfidentialityReques Re: Ugreen Group Limited FCC ID: 2AQI5-M520 t Gentlemen: This letter is to comply with 47 CFR 0.457 and 0.459 pertaining to confidentiality material. Ugreen Group Limited requests that the following documents regarding this submission for FCC ID: 2AQI5-M520 be kept confidential: File Name Block Diagram.pdf Schematics.pdf Operational Description.pdf Exhibit Type Block Diagram Schematics Operational Description BOM BOM.pdf Usermanua Andbelowexhibitkeptshort-termconfidential(180days): lUsermanual.pdf Thosedocumentscontaindetailedsystemandequipmentdescriptionandrelated informationabouttheproductwhichUgreenGroupLimitedconsiderstobe confidentialproprietary,acustomdesignand,otherwise,notreleasabletothe generalpublic.Sincethisdesignisabasisformwhichfuturetechnological productswillevolve,UgreenGroupLimitedconsidersthisinformationwouldbeof benefittoitscompetitors,andthatthedisclosureoftheinformationinthese documentswouldgivecompetitorsanunfairadvantageinthemarket. YoursSincerely, ChiYang

ReportNo.:Ti-EE26070051-AW 1 / 5 EUTEXTERNALPHOTOS White FRONTVIEWOFEUT REARVIEWOFEUT ReportNo.:Ti-EE26070051-AW 2 / 5 LEFTVIEWOFEUT RIGHTVIEWOFEUT ReportNo.:Ti-EE26070051-AW 3 / 5 TOPVIEWOFEUT CLOSE-UP ReportNo.:Ti-EE26070051-AW 4 / 5 BOTTOMVIEWOFEUT Accessory-USBCable ReportNo.:Ti-EE26070051-AW 5 / 5 Black Accessory-USBCable --BLANKBELOW--

ReportNo.:Ti-EE26070051-AI 1 / 4 EUTINTERNALPHOTOS EUTUNCOVERVIEW1 EUTUNCOVERVIEW2 ReportNo.:Ti-EE26070051-AI 2 / 4 EUTUNCOVERVIEW3 EUTUNCOVERVIEW4 ReportNo.:Ti-EE26070051-AI 3 / 4 MAINBOARDTOPVIEW MAINBOARDREARVIEW PCBAntenna RFChip ReportNo.:Ti-EE26070051-AI 4 / 4 BATTERY(FRONT) BATTERY(REAR) --BLANKBELOW--

Report No.: Ti-EE26070051-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Portable-2 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen TEST REPORT Applicant: Ugreen Group Limited Address: URGEEN Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China Equipment Type: Portable Wireless Mouse Model Name: UGREEN Air 3 Brand Name: FCC ID: 2AQI5-M520 Test Standard: 47 CFR Part 2.1093 KDB 447498 D04 v01 Sample Arrival Date: Jul. 02, 2026 Test Date: Aug. 04, 2026 Date of Issue: Sep. 03, 2026 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Xiong Lining Checked by: Xu Rui Approved by: Liao Jianming (Technical Director) _______________ _______________ _______________ Report No.: Ti-EE26070051-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Portable-2 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen Revision History Version Issue Date Revisions Content Rev. 01 Sep. 03, 2026 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 3 1.1 Test Laboratory ............................................................................................................ 3 1.2 Test Location ................................................................................................................ 3 2 PRODUCT INFORMATION ....................................................................................................... 4 2.1 Applicant Information .................................................................................................... 4 2.2 Manufacturer Information .............................................................................................. 4 2.3 General Description for Equipment under Test (EUT) ................................................... 4 2.4 Technical Information ................................................................................................... 5 3 SUMMARY OF TEST RESULT ................................................................................................. 6 3.1 Test Standards ............................................................................................................. 6 4 DEVICE CATEGORY AND LEVELS LIMITS ............................................................................. 7 5 ASSESSMENT RESULT ........................................................................................................... 9 5.1 Output Power ............................................................................................................... 9 5.2 Tune-up power ............................................................................................................. 9 5.3 RF Exposure Evaluation Result .................................................................................... 9 5.4 Conclusion .................................................................................................................... 9 Report No.: Ti-EE26070051-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Portable-2 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen 1 GENERAL INFORMATION 1.1 Test Laboratory Name Shenzhen BALUN Technology Co., Ltd. Address 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen Phone Number +86 755 6685 0100 1.2 Test Location Name Shenzhen BALUN Technology Co., Ltd. Location Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen, Guangdong 1/F., Building B, Ganghongji High-Tech Intelligent Industrial Park, No.1008, Songbai Road, Yangguang Community, Xili Subdistrict, Nanshan District, Shenzhen, Guangdong Accreditation Certificate The laboratory is a testing organization accredited by FCC as a accredited testing laboratory. The designation number is CN1196. Report No.: Ti-EE26070051-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 4 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Portable-2 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen 2 PRODUCT INFORMATION 2.1 Applicant Information Applicant Ugreen Group Limited Address URGEEN Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China 2.2 Manufacturer Information Manufacturer Ugreen Group Limited Address URGEEN Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China 2.3 General Description for Equipment under Test (EUT) EUT Name Portable Wireless Mouse Model Name Under Test UGREEN Air 3 Series Model Name N/A Description of Model name differentiation N/A Hardware Version V1.3 Software Version V19 Dimensions (Approx.) N/A Weight (Approx.) N/A Remark: - Product Number (P/N) code in the below table, for marketing purpose, will be marked on the marking plate. 95225 95225C 95225P 95225X 95225A 95225B 95225U 95225US 95225EU 95225JP 95225CN 95225KC 95225SG KC-95225 95225AU 95225UK 26008 26008C 26008P 26008X 26008A 26008B 26008U 26008US 26008EU 26008JP 26008CN 26008KC 26008SG KC-26008 26008AU 26008UK Report No.: Ti-EE26070051-701 Tel: +86-755-66850100 E-mail: [email protected] Page No. 5 / 10 Web: www.titcgroup.com Template No.: TRP-FCC-Portable-2 (2026-04-30) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park,…

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ANTENNATESTREPORT 页 1 Specification规格书 Summary LaboratoryTestingEnvironmentandEquipment ProductNameM520 ITEMSPEC. ModelNameBT2.4GHz MAX.GAIN0.68dBi PolarizationHorizontal Impedance50Ω AntennaTypePCBantenna ManufacturerShenzhenLoyalElectronicsCo.,Ltd ManufacturerAddress Building5,theThirdRoad,ShapuYangchongIndustry Park,SonggangStreet,Bao'anDistrict,Shenzhen ANTENNATESTREPORT 页 2 AntennaPhoto&Length（mm） ANTENNATESTREPORT 页 3 ElectricalPerformanceTestResults Number Inspection Items UnitPerformance Requirements TestResults 1FrequencyMHz2402-24832402-2483 2GaindBi/ 2400-0.1 24400.68 2480-0.58 3Efficient%/ 240054.74 244056.37 248047.97 4ReturnlossdB≤-10 2400-10.2 2440-15.3 2480-12.18 5SWR/≤2 24001.9 24401.43 24801.62 ReturnLossLogMagS11 Frequency-MHz2400-2500 SWRS11 Frequency-MHz2400-2500 ANTENNATESTREPORT 页 4 RadiationParameterTest RadiationPattern（3D） RadiationPattern（2D）HorizontalPlane ANTENNATESTREPORT 页 5 VerticalPlane ANTENNATESTREPORT 页 6 AntennaPassiveEfficiency FrequencyETotal.dB(dBi)Efficiency(%) 2400MHz -0.154.74 2410MHz -0.3653.25 2420MHz 0.1454.02 2430MHz 0.4754.81 2440MHz 0.6856.37 2450MHz 0.5757.6 2460MHz -0.0953.69 2470MHz -0.2852.27 2480MHz -0.5847.97 2490MHz 0.0853.56 2500MHz -0.3948.26

Report No.: Ti-EE26070051-602 Tel: +86-755-66850100 E-mail: [email protected] Page No. 1 / 59 Web: www.titcgroup.com Template No.: TRP-FCC Part 15.247 (2022-01-12) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen TEST REPORT Applicant: Ugreen Group Limited Address: URGEEN Building, Longcheng Industrial Park, Longguanxi Road, Longhua, ShenZhen, China Equipment Type: Portable Wireless Mouse Model Name: UGREEN Air 3 Brand Name: FCC ID: 2AQI5-M520 Test Standard: 47 CFR Part 15 Subpart C (refer to section 3.1) Sample Arrival Date: Jul. 02, 2026 Test Date: Jul. 06, 2026 - Jul. 27, 2026 Date of Issue: Sep. 03, 2026 ISSUED BY: Shenzhen BALUN Technology Co., Ltd. Tested by: Julie Zhu Checked by: Li Ganming Approved by: Tolan Tu (Testing Director) _______________ _______________ _______________ Report No.: Ti-EE26070051-602 Tel: +86-755-66850100 E-mail: [email protected] Page No. 2 / 59 Web: www.titcgroup.com Template No.: TRP-FCC Part 15.247 (2022-01-12) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen Revision History Version Issue Date Revisions Rev. 01 Sep. 03, 2026 Initial Issue TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................ 4 1.1 Test Laboratory ............................................................................................................ 4 1.2 Test Location ................................................................................................................ 4 2 PRODUCT INFORMATION ....................................................................................................... 5 2.1 Applicant Information .................................................................................................... 5 2.2 Manufacturer Information .............................................................................................. 5 2.3 General Description for Equipment under Test (EUT) ................................................... 5 2.4 Technical Information ................................................................................................... 6 2.5 Additional Instructions ................................................................................................... 7 3 SUMMARY OF TEST RESULTS ............................................................................................... 8 3.1 Test Standards ............................................................................................................. 8 3.2 Verdict .......................................................................................................................... 8 4 GENERAL TEST CONFIGURATIONS ...................................................................................... 9 4.1 Test Environments ........................................................................................................ 9 4.2 Test Equipment List ...................................................................................................... 9 4.3 Test Software List ......................................................................................................... 9 4.4 Measurement Uncertainty ........................................................................................... 10 4.5 Description of Test Setup ........................................................................................... 10 4.6 Measurement Results Explanation Example ............................................................... 13 5 TEST ITEMS ........................................................................................................................... 14 5.1 Antenna Requirements ............................................................................................... 14 5.2 Number of Hopping Frequency ................................................................................... 15 5.3 Peak Output Power .................................................................................................... 16 5.4 Occupied Bandwidth ................................................................................................... 19 Report No.: Ti-EE26070051-602 Tel: +86-755-66850100 E-mail: [email protected] Page No. 3 / 59 Web: www.titcgroup.com Template No.: TRP-FCC Part 15.247 (2022-01-12) Add: 601, Building 2, Intelligent Connected Vehicle Industrial Park, No.55, Xiangshan Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen 5.5 Carrier Frequency Separation ..................................................................................... 22 5.6 Time of Occupancy (Dwell time) ................................................................................. 24 5.7 Conducted Spurious Emission & Authorized-band band-edge .................................... 25 5.8 Conducted Emission ................................................................................................... 29 5.9 Radiated Spurious Emission ....................................................................................... 32 5.10 Band Edge (Restricted-band band-edge) .................................................................... 42 ANNEX A TEST SETUP PHOTOS ............................................................................................. 45 1 Radiated Test Photo ................................................................................................... 45 2 Conducted Test Photo ................................................................................................ 47 3 Conducted Emissions ................................................................................................. 48 ANNEX B EUT EXTERNAL PHOTOS ......................................................................................... 50 …

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Report No.: Ti-EE26070051-AR 1 / 5 TEST SETUP PHOTOS 1 Radiated Test Photo Below 30MHz 30MHz-1GHz Report No.: Ti-EE26070051-AR 2 / 5 Close-up Above 1GHz Report No.: Ti-EE26070051-AR 3 / 5 Close-up 2 Conducted Test Photo Conducted Test Report No.: Ti-EE26070051-AR 4 / 5 Conducted Test 3 Conducted Emissions Test Photo 1 Report No.: Ti-EE26070051-AR 5 / 5 Test Photo 2 --BLANK BELOW--