2A7WWCH-M1-11LogBand

FCC Statement Caution: The user is cautioned that changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a 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 technician for help. FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Please call Carbon Health Device Support or visit our website if you have any questions or concerns. 1-888-851-6481 support.carbonhealth.com version: 1.0 Important product information NO WARRANTY: Carbon makes no warranty whatsoever with respect to the LogBand, Module and Adapter, including any warranty of merchantability, warranty of fitness for a particular purpose or warranty of title or warranty against infringement of intellectual property rights of a third party, whether express or implied by law, course of dealing, course of performance, usage of trade, or otherwise. Only use a USB power supply that is certified by a recognized standard. Do not charge your LogBand module if it is wet. TM Safety information LogBand is not a medical device and is intended for general wellness and fitness purposes only. LogBand does not diagnose, treat, cure, prevent any disease. Module and Adapter may present a choking hazard to small children. Keep them out of reach of small children. This is not a toy. Warnings California Proposition 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Connects to the Carbon Health App Compatible with iOS and Android LogBand Symptoms + Steps Quick Start Guide Model: CH-M1-11 Connect your LogBand to your Carbon App via the devices tab in the app. Follow the instructions in the app to set up your device. Charge your LogBand Setting up your LogBandContents Resizing the band Logging overview Download the Carbon Health App Insert module into the band Get connected There are two ways to charge your LogBand: 1 - Plug your LogBand module into a USB- A port. 2 - Insert the LogBand module into the Adapter provided and plug this into a USB-C port. Charge until the LED turns solid green. This will take around 1 hour. LED off: Normal operation Flashing green: Module in pairing mode Solid orange: The battery is charging Solid green: The battery is fully charged Flashing red: The battery requires charging USB-A port USB-C port Adapter Status LED 1 - Charging via USB-A port Status LED Scan this QR code to download the app 2 - Charging via adapter Download the Carbon Health app on your smartphone and log in to your account. If you don’t have an account you can create one at this time. Note: If you already have the app, scanning this will automatically take you to step 3 in the setup. 12 3 4 Insert the module into the opening on the underside of the band. Ensure the ‘USB end’ of the module points towards the Carbon logo on the band and the buttons face upwards. Warning: Please only use scissors in a safe manner. Do not cut the band while it is on your wrist. When using scissors remove the minimum number of links needed from each end. Cut in a direction away from your body and fingers, hands, arms and legs. Do not attempt to catch a dropped pair of scissors If the band is too long for your wrist the band can be shortened by cutting the links with scissors. 1 - Remove LogBand from your wrist 2- Identify the section between the links where you would like to make the cut 3 - Carefully cut the band with scissors following the groove between the magnetic links. USB AdapterModule Band

ExternalPhotosofEUT EUT-1 EUT-2 EUT-3 EUT-4 EUT-5 EUT-6 EUT-7 EUT-8 EUT-9 EUT-10 EUT-11 EUT-12 EUT-13 EUT-14

文字内容组成的圆心对齐按键 单位：mm 2.25 2.25 2.81 6.26 2.52 6.07 6.07 2.961.7 4.87 2.54 4.87 18.35 2.81

InternalPhotosofEUT EUT-1 EUT-2 EUT-3 EUT-4 EUT-5 EUT-6 Antenna RFIC EUT-7 EUT-8 EUT-9

Page 1 of 9 Test Report Verified code: Report No.: E20220906368001-3 Customer: Carbon HealthTechnologies, Inc. Address: 2100 Franklin Street Suite 355,Oakland,94612,California,USA Sample Name: LogBand Sample Model: CH-M1-11 Receive Sample Date: Sep.07,2022 Test Date: Sep.08,2022 ~ Sep.21,2022 Reference Document: CFR 47, FCC Part 2.1093 Radiofrequency radiation exposure evaluation: portable devices. Test Result: Pass Prepared by: Reviewed by: Approved by: GUANGZHOU GRG METROLOGY & TEST CO., LTD Issued Date: GUANGZHOU GRG METROLOGY & TEST CO., LTD. Address: No.163, Pingyun Road, West of Huangpu Avenue, Guangzhou, Guangdong, China Tel：（+86）400-602-0999 FAX：（+86）020-38698685 Web：http://www.grgtest.com 053452 2022-11-30 Report No.: E20220906368001-3 Page 2 of 9 Statement 1. The report is invalid without "special seal for inspection and testing"; some copies are invalid; The report is invalid if it is altered or missing; The report is invalid without the signature of the person who prepared, reviewed and approved it. 2. The sample information is provided by the client and responsible for its authenticity; The content of the report is only valid for the samples sent this time. 3. When there are reports in both Chinese and English, the Chinese version will prevail when the language problems are inconsistent. 4. If there is any objection concerning the report, please inform us within 15 days from the date of receiving the report. 5. Without the agreement of the laboratory, the client is not authorized to use the test results for unapproved propaganda. ------------ The following blanks ------------ Report No.: E20220906368001-3 Page 3 of 9 TABLE OF CONTENTS 1. GENERAL DESCRIPTION OF EUT............................................................................................................. 5 1.1 APPLICANT ................................................................................................................................... 5 1.2 MANUFACTURER ........................................................................................................................ 5 1.3 FACTORY ...................................................................................................................................... 5 1.4 BASIC DESCRIPTIONOF EQUIPMENTUNDER TEST ............................................................. 5 2. LABORATORY & ACCREDITATIONS ...................................................................................................... 6 2.1 LABORATORY .............................................................................................................................. 6 2.2 ACCREDITATIONS ...................................................................................................................... 6 3. LIMITS FOR GENERAL POPULATION/UNCONTROLLED EXPOSURE .............................................. 7 4. ESTIMATION RESULT ................................................................................................................................ 8 4.1 MEASUREMENT RESULTS ........................................................................................................ 8 5. CONCLUSION ............................................................................................................................................... 9 ------------ The following blanks ------------ Report No.: E20220906368001-3 Page 4 of 9 REPORT ISSUED HISTORY Report Version Report No. Description Compile Date 1.0 E20220906368001-3 Original Issue 2022-09-23 ------------ The following blanks ------------ Report No.: E20220906368001-3 Page 5 of 9 1. GENERAL DESCRIPTION OF EUT 1.1 APPLICANT Name: Carbon Health Technologies, Inc. Address: 2100 Franklin Street Suite 355,Oakland,94612,California,USA 1.2 MANUFACTURER Name: Carbon Health Technologies, Inc. Address: 2100 Franklin Street Suite 355,Oakland,94612,California,USA 1.3 FACTORY Name: Guangdong Transtek Medical Electronics Co., Ltd. Address: Zone A, No 105, Dongli Road, Torch Development District, 528437 Zhongshan, Guangdong, China 1.4 BASIC DESCRIPTIONOF EQUIPMENTUNDER TEST Equipment: LogBand Model No.: CH-M1-11 Adding Model: / Trade Name: / FCC ID: 2A7WWCH-M1-11 Power Supply: 3.8Vdc supplied by an internal rechargeable Li-ion battery. DC 5V supplied by USB type A port Battery Specification: Model:311013 Norminal Voltage:3.8Vdc Rated Capacity: 23mAh, 0.09Wh Frequency Band: 2402MHz-2480MHz Transmit Power: -0.06dBm Modulation type: GFSK Antenna Specification: Internal antenna with -10.35dBi gain (Max) Temperature Range: 0°C~+40°C Hardware Version: TMP-2281-V2 Software Version: T011 Sample No: E20220906368001-0001,E20220906368001-0003 Note: / Report No.: E20220906368001-3 Page 6 of 9 2. LABORATORY & ACCREDITATIONS 2.1 LABORATORY The tests & measurements refer to this report were performed by Shenzhen EMC Laboratory of Guangzhou GRG Metrology & Test Co., Ltd. Add.: No.1301 Guanguang Road Xinlan Community, Guanlan Street, Longhua District Shenzhen, 518110, People’s Republic of China. P.C.: 518110 Tel : 0755-61180008 Fax: 0755-61180008 2.2 ACCREDITATIONS Our laboratoriesare accredited and approved by the following approval agencies according to ISO/IEC 17025:2017. USA A2LA(Certificate #2861.01) The measuring facility of laboratories has been authorized or registered by the following approval agencies. Canada ISED (Company Number: 24897，CAB identifier:CN0069) USA FCC (Registration Number: 759402，Designation Number:CN1198) Copies of granted accreditation certificates are available for downloading from our web site, http://www.grgtest.com ------------ The following blanks ------------ Report No.: E20220906368001-3 Page 7 of 9 3. LIMITS FOR GENERAL POPULATION/UNCONTROLLED EXPOSURE According to the KDB 447498 D04 Interim General RF Exposure Guidance v01: The 1 mW Blanket Exemption of § 1.1307(b)(3)(i)(A) applies for single fixed, mobile, and portable RF sources with available maximum time-averaged power of no more than 1 mW, regard…

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Page 1 of 59 Test Report Verified code: Report No.: E20220906368001-2 Customer: Carbon HealthTechnologies, Inc. Address: 2100 Franklin Street Suite 355,Oakland,94612,California,USA Sample Name: LogBand Sample Model: CH-M1-11 Receive Sample Date: Sep.07,2022 Test Date: Sep.08,2022 ~ Sep.21,2022 Reference Document: CFR 47, FCC Part 15 Subpart C RADIO FREQUENCY DEVICES:Subpart C—Intentional Radiators Test Result: Pass Prepared by: Reviewed by: Approved by: GUANGZHOU GRG METROLOGY & TEST CO., LTD Issued Date: GUANGZHOU GRG METROLOGY & TEST CO., LTD. Address: No.163, Pingyun Road, West of Huangpu Avenue, Guangzhou, Guangdong, China Tel：（+86）400-602-0999 FAX：（+86）020-38698685 Web：http://www.grgtest.com 453649 2022-12-02 Report No.: E20220906368001-2 Page 2 of 59 Statement 1. The report is invalid without "special seal for inspection and testing"; some copies are invalid; The report is invalid if it is altered or missing; The report is invalid without the signature of the person who prepared, reviewed and approved it. 2. The sample information is provided by the client and responsible for its authenticity; The content of the report is only valid for the samples sent this time. 3. When there are reports in both Chinese and English, the Chinese version will prevail when the language problems are inconsistent. 4. If there is any objection concerning the report, please inform us within 15 days from the date of receiving the report. 5. Without the agreement of the laboratory, the client is not authorized to use the test results for unapproved propaganda. ------------ The following blanks ------------ Report No.: E20220906368001-2 Page 3 of 59 TABLE OF CONTENTS 1. TEST RESULT SUMMARY .......................................................................................................................... 6 2. GENERAL DESCRIPTION OF EUT............................................................................................................. 7 2.1 APPLICANT ................................................................................................................................... 7 2.2 MANUFACTURER ........................................................................................................................ 7 2.3 FACTORY ...................................................................................................................................... 7 2.4 BASIC DESCRIPTION OF EQUIPMENT UNDER TEST ........................................................... 7 2.5 CHANNELLIST ............................................................................................................................. 8 2.6 TEST OPERATION MODE ........................................................................................................... 8 2.7 LOCAL SUPPORTIVE .................................................................................................................. 8 2.8 CONFIGURATION OF SYSTEM UNDER TEST ........................................................................ 9 2.9 DUTY CYCLE .............................................................................................................................. 10 3. LABORATORY AND ACCREDITATIONS .............................................................................................. 11 3.1 LABORATORY ............................................................................................................................ 11 3.2 ACCREDITATIONS .................................................................................................................... 11 4. MEASUREMENT UNCERTAINTY ........................................................................................................... 12 5. LIST OF USED TEST EQUIPMENT AT GRGT ........................................................................................ 13 6. CONDUCTED EMISSION MEASUREMENT ........................................................................................... 14 6.1 LIMITS .......................................................................................................................................... 14 6.2 TEST PROCEDURES .................................................................................................................. 14 6.3 TEST SETUP ................................................................................................................................ 15 6.4 DATA SAMPLE ........................................................................................................................... 15 6.5 TEST RESULTS ........................................................................................................................... 16 7. RADIATED SPURIOUS EMISSIONS ........................................................................................................ 18 7.1 LIMITS .......................................................................................................................................... 18 7.2 TEST PROCEDURES .................................................................................................................. 18 7.3 TEST SETUP ................................................................................................................................ 21 7.4 DATA SAMPLE ........................................................................................................................... 22 7.5 TEST RESULTS ........................................................................................................................... 23 8. 6dB BANDWIDTH ....................................................................................................................................... 36 8.1 LIMITS .......................................................................................................................................... 36 8.2 TEST PROCEDURES .....................................................................................…

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SPECIFICATION FOR APPROVAL Lifesense Medical Material Specifications： TMP-2281,Single Wire,φ0.6*23mm,DBT Supplier PRODUCTS： TMP-2281 Lifesense Medical PART NO: 30100001677 Manufacturing Company: DBT DATE: 2022/09/06 PROVIDER: SHENZHEN DIBITONG TELECOMMUNICATION TECHNOLOGY CO.,LTD. APPROVED BY VENDOR SupplierLifesense Medical MakeR&DQuality ApproveR&DQuality Supply Chain Approve YCQYZJYXPHJJ Remark： Contents One、Cover Two、Contents Three、 Change History Four、 Product Specifications (Electronic/Electrical) Five、 2D Drawings Six、Key Bill of Materials & BOM Seven、 Full Size Measurement Report Eight、 RoHS Report Nine、 REACH Statement Ten、Packing Three、Change History Number Change Date Project Name Version Change ContentRemark 12022/9/6 TMP-2281A Production of mass production approval letter Four、Electrical and Electronic Performance_Electrical and Mechanical 2.4GHz Antenna Test Report Project Name TMP-2281 Test by YZJ Date 2022/8/23 Project Stage Trial production machine HW versionSW version Instruments 8753D Test Chamber ETS Test conclusio n Remark 1. Matching Circuit ElementBLE E1 E2 E3 2. VSWR and Return Loss The match is unchanged 3.Antenna efficiency and 3D POLar plot Five、2D Drawing Six、Key Bill of Materials & BOM Number Project NameSplit NameSplit Part Model Manufacturer's name Applicable Products 1 TMP-2281 Insulating LayerFEPXINDIANConducting wire 2 Tinned copper wireCu-SnXINDIANConducting wire Seven丶Full Size Measurement Report（ FAI) Project NameTMP-2281 Stage of project : Mass Production Supplier measurer : Project name : Lifesense Medical measurer : Part Code :30100001677 Mold/ Cavity# : Supplier submission date :2022/9/6 Part Name Lifesense Medical submission date: Drawing version : Supplier : Dibitong Supplier Reviewer : Drawing version : Lifesense Medical Reviewer: Drawing specifications Check tool Supplier Inspection ResultsSupplier Inspection AnalysisLifesense Medical Test Result Lifesense MedicalCheck Analysis Remark Sample NumberDeviation from size specification average value % Deviation percentage accept / not acceptSample NumberDeviation from size specification average value % Deviation percentage accept / not accept Supplier Notes customer handling NumberBitmap Attribute Specification + deviation - deviation 123123 UpDownHighLow 123123 UpDownHighLow 1 focus 23.00 11 other 23.100 23.200 22.900 0.100 0.200 -0.100 23.06720% 10% 20.60 0.10.1 other 0.580 0.590 0.610 -0.020 -0.010 0.010 0.59310% 20% 32.00 0.30.3 other 1.950 2.030 1.980 -0.050 0.030 -0.020 1.98710% 17% 40.25 0.15 0.15 other 0.270 0.240 0.260 0.020 -0.010 0.010 0.25713% 7% FMQAI-018-F4.01Page 8 of 14 Seven丶Full Size Measurement Report（ FAI) Project NameTMP-2281 Stage of project : Mass Production Supplier measurer : Project name : Lifesense Medical measurer : Part Code :30100001677 Mold/ Cavity# : Supplier submission date :2022/9/6 Part Name Lifesense Medical submission date: Drawing version : Supplier : Dibitong Supplier Reviewer : Drawing version : Lifesense Medical Reviewer: Drawing specifications Check tool Supplier Inspection ResultsSupplier Inspection AnalysisLifesense Medical Test Result Lifesense MedicalCheck Analysis Remark Sample NumberDeviation from size specification average value % Deviation percentage accept / not acceptSample NumberDeviation from size specification average value % Deviation percentage accept / not accept Supplier Notes customer handling NumberBitmap Attribute Specification + deviation - deviation 123123 UpDownHighLow 123123 UpDownHighLow NumberNumber NOTES Check tool Sample #1 Sample #2 Sample #3 Supplier Notes customer handling 11 NOTES:(UNLESS OTHERWISE SPECIFIED) 1.COSMETIC.(1)POLISHED;(2)EDM;(3)TEXTU RE; ACCEPT ED ACCEPT ED ACCEPT ED 22 2.For more detailed dimensions, refer to the 3D files. ACCEPT ED ACCEPT ED ACCEPT ED 33 3. Unless otherwise specified, general draft angle should be less than 1 ACCEPT ED ACCEPT ED ACCEPT ED 44 4. Unless otherwise specified , break all sharp corner to R0.1MM ACCEPT ED ACCEPT ED ACCEPT ED 55 5.Dimensions with a "*" symbol are important IQC inspection dimensions; ACCEPT ED ACCEPT ED ACCEPT ED 66 6.All dimensions in this drawing are the final product dimensions ACCEPT ED ACCEPT ED ACCEPT ED 77 7.No injection defects, scrape mark, gas mark, shrinkage, warp, stress mark etc should exist on the part. For detailed requirements refer to approved samples. ACCEPT ED ACCEPT ED ACCEPT ED 88 8.The parts that need to match with each other should meet the requirements of Huawei. ACCEPT ED ACCEPT ED ACCEPT ED 99 9.The materials and coating which used have to make satisfied with the EU WEEE and RoHS directives. ACCEPT ED ACCEPT ED ACCEPT ED 1010 10.MFI value of the plastic part must be tested,and the MFI value should be no more than 40%. TESTIN G TESTIN G TESTIN G 1111 11.For the default tolerance, refer to the tolerance chart. Add a "*" symbol on the selected level. ACCEPT ED ACCEPT ED ACCEPT ED 1212 12.The positions and sizes of the information,such as part line,gate,date mark CAV. No,recyle icon,vendor information ,need be confirmed by huawei. ACCEPT ED ACCEPT ED ACCEPT ED 1313 13. The symbol of " " means : The dimensions should be calculated to get the SPC and CPK, and CPK >1.33. MEASU RING MEASU RING MEASU RING Remark: (Inspection tools: caliper; micrometer; three-dimensional; 2.5D projector; height gauge; needle gauge; visual) Report size output description: "P": The size that needs to be destroyed and measured, report remarks when it is not measured "?": The dimension in question is not clearly marked on the drawing, and a remark is reported when it is not measured. "E": Dimensions that cannot be measured are marked on the drawing, and remarks are reported when not measured "NONE": The dimension marked on the drawing but the real object has no features, and the report notes "NONE" when it is not measured * FMQAI-018-F4.01Page 9 of 14 Eight、RoHS Report Supplier Name：Shenzhen DBT Communication Device Co., LtdSupplier Approver： Supplier Address： Rm505, 8th bu…

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ReportNo.:E20220906368001-4 Page1of3 APPENDIXA.PHOTOGRAPHOFTHETESTCONNECTIONDIAGRAM ConductionEmission Foradapterpowersupply RadiatedSpuriousEmission Below1GHz ReportNo.:E20220906368001-4 Page2of3 1GHzto18GHz 18GHzto26.5GHz -----------EndofReport-----------