2AJVH-HELIOSmart Watch

2.911(d)(5)(i)EquipmentTypeAttestationv1.2 3Plus International Inc. Section 2.9 11(d)(5)(i) Certification – EquipmentType Company name: 3Plus International Inc. Address: 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Product Name: Smart Watch FCC ID: 2AJVH-HELIO Model(s): HELIO, HELIO+, 3PLUS HELIO, 3PLUS HELIO+ 2.911(d)(5)(i) EquipmentType We, [3Plus International Inc.] (“the applicant”) certify that the equipment for which authorization is sought through certification is not:  Prohibitedfrom receivingan equipmentauthorizationpursuantto § 2.903;of the FCC rules.  Identifiedas an equipmenttype in the “CoveredList ” NOTE1 Yourssincerely, Name:Yau Hwa Chan Date:2024-02-04 Title and Companyname:AccountExecutive/ 3PlusInternationalInc. NOTE1 “CoveredList”; is the List of Equipmentand ServicesCoveredBy Section2 of The SecureNetworksAct, availableat https://www.fcc.gov/supplychain/coveredlist References; 1) 986446D01 CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) FederalRegisterdocument2022-28263publishedon 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

3PlusInternationalInc. 2.911(d)(5)(ii)ApplicantAttestationv1.3 Section 2.9 11(d)(5)(ii) Certification – Applicant (Covered Lis t) Company name: 3Plus International Inc. Address: 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Product Name: Smart Watch FCC ID: 2AJVH-HELIO Model(s): HELIO, HELIO+, 3PLUS HELIO, 3PLUS HELIO+ 2.911(d)(5)(ii) Applicant filing We, [3Plus International Inc.] (“the applicant”) certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 ,established pursuant to §1.50002 of this chapter,as an entity producing coveredcommunications equipment. Yours sincerely, Name:Yau Hwa ChanDate:2024-02-04 Title and Companyname:AccountExecutive/ 3PlusInternationalInc. NOTE1 Deleteoptionnot applicableto this application. NOTE2 “CoveredList”; is the List of Equipmentand ServicesCoveredBy Section2 of The SecureNetworksAct, availableat https://www.fcc.gov/supplychain/coveredlist References; 1) 986446D01 CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) FederalRegisterdocument2022-28263publishedon 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

2.911(d)(7)USAAgentv1.5 3Plus International Inc. Section 2.9 11(d)(7) USA Agent for Service of Process Company name: 3Plus International Inc. Address: 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Product Name: Smart Watch FCC ID: 2AJVH-HELIO Model(s): HELIO, HELIO+, 3PLUS HELIO, 3PLUS HELIO+ 2.911(d)(7) USA Designated Agent for Service of Process We, [3Plus International Inc.] (“the applicant”) designate [3Plus International Inc.] NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent:We acknowledgeour 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 acknowledgeour acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either we the grantee have permanently terminated all marketing and importation of the applicable equipment within the U.S., or at the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation:We acknowledgeourobligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email addressfor 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 at the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. USAAgent Companyname:3Plus InternationalInc. USA Address:1502 FoothillBlvd Suite 103-260, La Verne , California91750 , United States FRN Number: 0025909045 ContactName:Yau Hwa Chan TelephoneNo: 909-447-8369 Email:[email protected] Applicant Companyname:3Plus InternationalInc. Address:1502 FoothillBlvd Suite 103-260, La Verne , California91750 , UnitedStates GranteeFRN Number: 0025909045 FCC GranteeCode:2AJVH ContactName:Yau Hwa Chan TelephoneNo: 909-447-8369 Email:[email protected] Signature: Title: AccountExecutive Signature: Title: AccountExecutive 3PlusInternationalInc. 2.911(d)(7)USAAgentv1.5 Date:2024-02-04Date:2024-02-04 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

3Plus International Inc. Date: 202 4.02 .04 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Long Term Confidentiality FCC ID: 2AJVH-HELIO To WhomIt May Concern, Pursuantto the provisionsof the Commission’s rules Title 47 Sections§0.457 and §0.459,we are requestingthe Commissionto withholdthe followingattachment(s)as confidential documentsfrom public disclosureindefinitely. Thesedocumentscontaindetailedsystemand equipmentdescriptionsand are consideredas proprietaryinformationin operationof the equipment.The public disclosureof these documents might be harmfulto our companyand would give competitorsan unfair advantagein the market. SchematicDiagram Block Diagram Parts List OperationalDescription It is our understandingthat all measurementtest reports,FCC ID label formatand correspondenceduringthe certificationreviewprocesscannotbe grantedas confidential documentsand this informationwill be availablefor public reviewonce the grant of equipment authorizationis issued. Sincerely, Signature: Name:Yau Hwa Chan Title: AccountExecutive

3Plus International Inc. Agent Authorization Company: 3Plus International Inc. Address: 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Product Name: Smart Watch Model Number(s): HELIO, HELIO+, 3PLUS HELIO, 3PLUS HELIO+ Product Description: Smart Watch We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature:Date:20 24-02-04 Name:Yau Hwa Chan Title:AccountExecutive Company:3PlusInternationalInc.

3PlusInternationalInc. 1502FoothillBlvdSuite103-260, LaVerne, California91750, UnitedStates Statement Product:SmartWatch Model:HELIO AdditionalModel:HELIO+,3PLUSHELIO,3PLUSHELIO+ Trademark: We herebystate that HELIOis testedmodel,other modelsare derivativemodels.The modelsare identicalin circuitand PCB layout,only differenton the modelnames.So the test data of HELIOcan representthe remainingmodels. Your assistanceon this matteris highlyappreciated. Yours sincerely, Signature: Date: 20 24/02/02 Name : Yau Hwa Chan CompanyName : 3Plus InternationalInc. Address: 1502 FoothillBlvd Suite 103-260, La Verne , California91750 , UnitedStates Tel / Fax : 909-447-8369/909-447-8366 E-Mail : [email protected]

Page 1 of 4 Appendix C: Photographs of EUT Product: Smart Watch Model: HELIO External Photos Page 2 of 4 Page 3 of 4 Page 4 of 4

Label Artwork and Location Model: HELIO Size and Location: FCC ID: 2AJVH-HELIO FCC ID: 2AJVH-HELIO

Page 1 of 6 Appendix C: Photographs of EUT Product: Smart Watch Model: HELIO Internal Photos Page 2 of 6 Antenna Page 3 of 6 Page 4 of 6 Page 5 of 6 Page 6 of 6

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AJVH-HELIO Test Report No. ............... : TCT240202E013 Date of issue ................... : Feb. 04, 2024 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Manufacturer's name ... : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Standard(s) ..................... : KDB 447498 D01 General RF Exposure Guidance v06 Product Name ................. : Smart Watch Trade Mark ...................... : Model/Type reference..... : HELIO, HELIO+, 3PLUS HELIO, 3PLUS HELIO+ Rating(s).......................... : Rechargeable Li-ion Battery DC 3.8V Date of receipt of test item ......................................... : Feb. 02, 2024 Date (s) of performance of test ................................... : Feb. 02, 2024 ~ Feb. 04, 2024 Tested by (+signature) ... : Ronaldo LUO Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT240202E013 Page 2 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. General Information ................................................................................. 4 2.1. Test environment and mode ................................................................................. 4 2.2. Description of Support Units ................................................................................ 4 3. Facilities and Accreditations .................................................................. 5 3.1. Facilities ................................................................................................................. 5 3.2. Location ................................................................................................................. 5 4. Test Results and Measurement Data ..................................................... 6 Report No.: TCT240202E013 Page 3 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Smart Watch Model/Type reference........... : HELIO Sample Number....................: TCT240202E004-0101 Operation Frequency ........... : 2402MHz~2480MHz Modulation Type ................... : For BT: GFSK, π/4-DQPSK, 8DPSK For BLE: GFSK Antenna Type ........................ : Internal Antenna Antenna Gain ........................ : 0.17dBi Rating(s)................................ : Rechargeable Li-ion Battery DC 3.8V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 HELIO Other models HELIO+, 3PLUS HELIO, 3PLUS HELIO+ Note: HELIO is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names. So the test data of HELIO can represent the remaining models. Report No.: TCT240202E013 Page 4 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. General Information 2.1. Test environment and mode Item Normal condition Temperature +25ºC Voltage DC 3.8V Humidity 56% Atmospheric Pressure: 1008 mbar Test Mode: Engineering mode: Keep the EUT in continuous transmitting by select channel 2.2. Description of Support Units The EUT has been tested as an independent unit together with other necessary accessories or support units. The following support units or accessories were used to form a representative test configuration during the tests. Equipment Model No. Serial No. FCC ID Trade Name / / / / / Note: 1. All the equipment/cables were placed in the worst-case configuration to maximize the emission during the test. 2. Grounding was established in accordance with the manufacturer’s requirements and conditions for the intended use. 3. For conducted measurements (Output Power, 20dB Occupied Bandwidth, Carrier Frequencies Separation, Hopping Channel Number, Dwell Time, Spurious Emissions), the antenna of EUT is connected to the test equipment via temporary antenna connector, the antenna connector is soldered on the antenna port of EUT, and the temporary antenna connector is listed in the Test Instruments. Report No.: TCT240202E013 Page 5 of 6 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. Facilities and Accreditations 3.1. Facilities The test facility is recognized, certified, or accredited by the following organizations: ● FCC - Registration No.: 645098 SHENZHEN TONGCE TESTING LAB Designation Number: CN1205 The testing lab has been registered and fully described in a report with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. ● IC - Registra…

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Company name： Anhui Xiechuang Internet of ThingsTechnology Co., Ltd Terminal wires REDSINGLEO.2COPPERWIRE/23MMRED 2023-07-25 admit Signature Supplier Acknowledgement Customer acknowledges engineer AuditapproveengineerAuditapprove stampstamp datedate Instructions： □accept □Conditionalacceptance The storage time under the storage conditions Packing: Packed in PE bags Storage temperature range -20-37°C Storage relative humidity range ≤60%≤60% Storage time 12 12months remark：rk: SSupplier name: Shenzhen Huianxin Digital Technology Co., Ltd SSupplier address: 3rd Floor, Building C, Fukang Science and Technology Park, Yousong Road, Longhua New District, Shenzhen Telephonenumber：1375103159875 Email：[email protected] Hui Anxin LLeng Jun LLengg QQinxiang Acknowledgment Model specifications： Gong Jiyong 2023-7-25 The item code： The name of the item： date： Vendorrname： brand: Shenzhen Huianxin Digital Technology Co., Ltd Shenzhen Huianxin Digital Technology Co., Ltd Document revision resume serial number date Enactment/amendment/repeal of content 版本制定核准 1 2023-07-25 New releases version Gong Jiyong Zhou Ming Shenzhen Huianxin Digital Technology Co., Ltd Cable details I ：Composition and electrical performance of the connector 1：Plastic shell material ：PA66 2：Terminal material：Phosphor bronze tinned 3：Rated voltage: 250V 4：Rated current: 2A 5：Contact resistance: ≤0.01Ω 6：Insulation resistance: ≥100MΩ 7：Withstand voltage: 300V AC 8：Ambient temperature range: -25°C - 85°C 9：Applicable wire gauge: 26#-32# 10： spacing： 11：PIN bits： II：Composition and electrical properties of the wiring harness 1：Insulation material: PVC 2：Conductor material: tinned copper 3：Insulation outer diameter: 0.6mm±0.08mm 4：Conductor diameter: 1*0.2mm±0.03mm 5：Conductor cross-sectional area: 0.031mm² III ：mechanical properties of wire 1：Wire swing test: hang 50g standard weight, reciprocating motion at 90° back and forth at a speed of 40/min,The number of wire swings ≥ 800 times without breaking. 2： Terminal and wire tensile force: ≥1.2KG 3：The mating force between the terminal and the rubber shell: ≥6N Packing: According to the length of the wire, the model is different, the number of each wire rod is 50-500 a bundle, at least 100 finished products are spot-checked before shipment, and the wire rod is evenly divided into each wire, after the completion of the small wire is packed in PE bags, pasted with internal labels, and protected by bubble bags with looper needles, according to the actual situation of the wire, 350mm*190mm*230mm or 450mm*315mm*320mm boxes are used to pack, 1000pcs-10000pcs per box, and then sealed with transparent tape, Affix the outer label, Effiency&Gain RadiationPattern:

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AJVH-HELIO Test Report No. ............... : TCT240202E004 Date of issue ................... : Feb. 04, 2024 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Manufacturer's name ... : 3Plus International Inc. Address ........................... : 1502 Foothill Blvd Suite 103-260, La Verne, California 91750, United States Standard(s) ..................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 FCC KDB 558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2013 Product Name ................. : Smart Watch Trade Mark ...................... : Model/Type reference..... : HELIO, HELIO+, 3PLUS HELIO, 3PLUS HELIO+ Rating(s).......................... : Rechargeable Li-ion Battery DC 3.8V Date of receipt of test item ......................................... : Feb. 02, 2024 Date (s) of performance of test ................................... : Feb. 02, 2024 ~ Feb. 04, 2024 Tested by (+signature) ... : Ronaldo LUO Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT240202E004 Page 2 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 1.3. Operation Frequency ............................................................................................ 4 2. Test Result Summary .............................................................................. 5 3. General Information ................................................................................. 6 3.1. Test environment and mode ................................................................................. 6 3.2. Description of Support Units ................................................................................ 6 4. Facilities and Accreditations .................................................................. 7 4.1. Facilities ................................................................................................................. 7 4.2. Location ................................................................................................................. 7 4.3. Measurement Uncertainty ..................................................................................... 7 5. Test Results and Measurement Data ..................................................... 8 5.1. Antenna requirement ............................................................................................ 8 5.2. Conducted Emission ............................................................................................. 9 5.3. Conducted Output Power ................................................................................... 13 5.4. 20dB Occupy Bandwidth .................................................................................... 14 5.5. Carrier Frequencies Separation ......................................................................... 15 5.6. Hopping Channel Number .................................................................................. 16 5.7. Dwell Time ............................................................................................................ 17 5.8. Pseudorandom Frequency Hopping Sequence ................................................ 18 5.9. Conducted Band Edge Measurement ................................................................ 19 5.10.Conducted Spurious Emission Measurement .................................................. 20 5.11.Radiated Spurious Emission Measurement ..................................................... 21 Appendix A: Test Result of Conducted Test Appendix B: Photographs of Test Setup Appendix C: Photographs of EUT Report No.: TCT240202E004 Page 3 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Smart Watch Model/Type reference........... : HELIO Sample Number....................: TCT240202E004-0101 Bluetooth Version ................ : V5.3(This report is for BDR+EDR) Operation Frequency ........... : 2402MHz~2480MHz Transfer Rate ........................ : 1/2/3 Mbits/s Number of Channel .............. : 79 Modulation Type ................... : GFSK, π/4-DQPSK, 8DPSK Modulation Technology ....... : FHSS Antenna Type ........................ : Internal Antenna Antenna Gain ........................ : 0.17dBi Rating(s)................................ : Rechargeable Li-ion Battery DC 3.8V Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 HELIO Other models HELIO+, 3PLUS HELIO, 3PLUS HELIO+ Note: HELIO is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on …

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Report No.: TCT240202E004 Page 86 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Dwell NVNT 3-DH5 2441MHz One Burst Dwell NVNT 3-DH5 2441MHz Accumulated Report No.: TCT240202E004 Page 87 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Appendix B: Photographs of Test Setup Product: Smart Watch Model: HELIO Radiated Emission Report No.: TCT240202E004 Page 88 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Conducted Emission Report No.: TCT240202E004 Page 89 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Appendix C: Photographs of EUT Product: Smart Watch Model: HELIO External Photos Report No.: TCT240202E004 Page 90 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 91 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 92 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 93 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Product: Smart Watch Model: HELIO Internal Photos Report No.: TCT240202E004 Page 94 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 95 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 96 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 97 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Report No.: TCT240202E004 Page 98 of 98 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com *****END OF REPORT*****

Page 1 of 2 Appendix B: Photographs of Test Setup Product: Smart Watch Model: HELIO Radiated Emission Page 2 of 2 Conducted Emission