FCC ID: 2AWQO-EH100606A05-P Social Distance Tag

ForThink Technology Co., Ltd. Social Distance Tag User Manual 1 ForThink Technology Co., Ltd. 1. Introduction to Social Distance Tag ...................................................................... 3 1.1 Introduction ........................................................................................................... 3 1.2 Exterior ..................................................................................................................... 4 1.3 Product List............................................................................................................. 4 1.4 Specification ........................................................................................................... 4 2. User Instructions ......................................................................................................... 6 2.1 Product Components .......................................................................................... 6 2.2 Wearing Method .................................................................................................. 6 2.3 Charging Instructions ......................................................................................... 7 2.4 User Manual ........................................................................................................... 8 3. FCC Statement ............................................................................................................. 8 2 ForThink Technology Co., Ltd. 1. Introduction to Social Distance Tag 1.1 Introduction System is a set of ranging system based on Ultra-Wideband Technology, which has the characteristics of high precision, large capacity, strong multi-path resistance and low power consumption. Tags worn on the person consistently monitor the distance to the surrounding tags. When the distance is less than the safe value, an alarm signal will be generated immediately. The sound and light alarm reminds to prevent the person from being too close and reduce the risk of virus spreading. Figure 1-1 Schematic diagram of application 3 ForThink Technology Co., Ltd. 1.2 Exterior 1.3 Product List Figure 1-2 Six views of tag The product list is shown in the figure1-3.From left to right, there are the tag, charging cradlecharging line, charging plugand wearing accessories. 1.4 Specification Figure1-3 Product list 4 ForThink Technology Co., Ltd. Tag specifications Product typeEH100606A05-P Dimensions786021 mm Weight75g Maximum battery life10h Charge/Power InterfacePogo Pin-4 Charging time3h Low battery indicatorYes Key interactionYes Voice indicatorYes Vibration indicatorYes LED indicatorYes Working temperature: -20 C ~ 60 C Storage temperature: -20 C ~ 85 C Working humidity: 0~95% non-condensing Protection level: IP65 MaterialABS Battery type: lithium polymer battery Battery level: 1000mAh Charging voltage/current5V/430mA 5 ForThink Technology Co., Ltd. Ranging wireless standard: 802.15.4_2011UWB Ranging antenna gain0.5dbi Ranging methodTOF Typical transmitting power of ranging-41.3dbm/MHz 2. User Instructions 2.1 Product Components Figure2-1 Product components 2.2 Wearing Method 6 ForThink Technology Co., Ltd. Figure2-2 Schematic diagram of wearing 2.3 Charging Instructions 7 ForThink Technology Co., Ltd. Figure2-3 Schematic diagram of charging 2.4 User Manual 2.4.1 Operating Instructions Power On: If product is in the power off state, press and hold the left button for more than 3 seconds. When you hear the buzzer and see the LED flash, it means product is power-on successfully. Power off: If product is in the power-on state, press and hold the left button for more than 3 seconds. When you hear the buzzer and see the LED flash, it means product is power-off successfully. Power Test: Press the right button (less than 1s) and release. If the product still has power, the buzzer will play a reminder sound and the LED flash; if there is no power left, there will be no response. 2.4.2 Alarm Instructions Warning: When the distance between the tags is less than the safe distance, the tags will continue vibrating and the LED will flash until the distance between tags is greater than the safe distance. Working status indicator: when the tag is working normally, the green Low Power IndicatorWhen the watch is in low power, the red LED LED flashes every 2s;

flashes twice every 5s. Charging: The LED flashes when the label is charging, and the LED light is always on when it is fully charged. 3. FCC Statement 8 ForThink Technology Co., Ltd. Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment. FCC ID2AWQO-EH100606A05-P 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in por table exposure condition without restriction. The device must not be co-located or operating in conjunction with any other 9 ForThink Technology Co., Ltd. antenna or transmitter. 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. 10 ForThink Technology Co., Ltd. ForThink Technology Co., Ltd AddressNo. 898, Baicao Road, High-tech West Zone, Chengdu Webhg.ehighuwb.com Telephone400-028-9090 11

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Tel: 408-526-1188 Fax: 408-526-1088 Email: sales.eaw@us.bureauveritas.com 775 Montague Expressway Milpitas, CA 95035 Project and Product Certification Representative Authorization Letter Reason for Amendment (current / obsolete) Initial Release (obsolete) Revised wording (obsolete) Updated company template (obsolete) Updated letter information (obsolete) Added FCC ID field (obsolete) Updated company name & logo (current) Revision History From 1.0 1.0 2.0 3.0 4.0 5.0 To 1.0 2.0 3.0 4.0 5.0 6.0 Approved Date Nov-14-2006 Sept25-2007 Jan-31-2012 May-23-2014 Sep-16-2014 Jun-27-2018 SCS-F18: Project and Product Certification Representative Authorization Letter Page 1 of 2 Rev 6.0 ForThink Technology co., ltd. 2020.8.06 To: BVCPS, INC. 775 Montague Expressway, Milpitas, CA 95035 USA Dear Sir/Madam, Re: Product Certification Representative Authorization Letter We, ForThink Technology co., ltd. hereby authorize Bureau Veritas Consumer Product Services, Inc. to act as a Certification Body for certifying for the following project(s):

FCC ID: 2AWQO-EH100606A05-P Product Description: Social Distance Tag Model: EH100606A05-PEH100602A05-P, EH100602A05-S Sincerely, Clients signature Clients name / title: Mrs Yunhua Zhou/Manager Contact information / address: 898# Baicao Road,West High-Tech Zone, Si chuan,Chengdu. China Tel: 0755-308319004 E-mailzouyunhua@everhigh.com.cn SCS-F18: Project and Product Certification Representative Authorization Letter Page 2 of 2 Rev 6.0

To: Bureau Veritas Shenzhen company Limited Dongguan branch Subject: Declaration Letter For Model Similarity We ForThink Technology Co., Ltd, The undersigned hereby declare that our product: Social Distance Tag, the models EH100606A05-P

/EH100602A05-P/EH100602A05-S are fully identical in the electrical circuit design, layout, component used , internal wiring and outward appearance, the model name and Trade name is not the same. Best Regards!

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775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: sales.eaw@us.bureauveritas.com Confidentiality Request Letter Revision History From Reason for Amendment (current / obsolete) Initial Release (obsolete) Adding CFR 2.459 (obsolete) Updated company template & Added text box Added IC confidentiality letter form (obsolete) Corrections to STC form. Added reference to KDB

(obsolete)

(obsolete) Updated company logo (current) 1.0 1.0 2.0 3.0 4.0 5.0 To 1.0 2.0 3.0 4.0 5.0 6.0 Approved Date Nov-14-2006 August 11 - 2008 Jan-31-2012 March-26-2015 Nov-19-2015 Jun-26-2019 SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 6.0 ForThink Technology co., ltd. 2020.08.06 To:

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD Subject: Permanent Confidentiality Request for FCC ID: 2AWQO-EH100606A05-P Pursuant to sections 0.457 and 0.459 of CFR 47, we respectfully request permanent confidential treatment of the following Exhibits accompanying this application as:

- Block Diagram

- Schematics

- Operational Description The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Clients signature:

Clients name & title: Mrs Yunhua Zhou/Manager Contact information / address: 898# Baicao Road,West High-Tech Zone, Si chuan,Chengdu. China Tel: 0755-308319004 E-mailzouyunhua@everhigh.com.cn SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 6.0

ForThink Technology co., ltd. To: BV Shenzhen Co Ltd. Dongguan Branch Laboratory Subject: Declaration for turn off WIFI and RFID Our Company ForThink Technology co., Itd. hereby declared that:

We must turn off WiFi and RFID by software. This device regulatory domain is not allowed to change by user; it is set up at factory production and cannot be modified. This device does not have any connector on the device PCB board. User cannot access the boot loader to revise the source code. Product description: Social Distance Tag Model No.: EH100606A05-P, EH100602A05-P, EH100602A05-S ( details please reference the Family model difference letter ) FCC ID:2AWQO-EH100606A05-P

775 Montague Expressway Milpitas, CA 95035 Tel: 408-526-1188 Fax: 408-526-1088 Email: sales.eaw@us.bureauveritas.com Confidentiality Request Letter Revision History From Reason for Amendment (current / obsolete) Initial Release (obsolete) Adding CFR 2.459 (obsolete) Updated company template & Added text box Added IC confidentiality letter form (obsolete) Corrections to STC form. Added reference to KDB

(obsolete)

(obsolete) Updated company logo (current) 1.0 1.0 2.0 3.0 4.0 5.0 To 1.0 2.0 3.0 4.0 5.0 6.0 Approved Date Nov-14-2006 August 11 - 2008 Jan-31-2012 March-26-2015 Nov-19-2015 Jun-26-2019 SCS-F19: Confidentiality Request Letter Page 1 of 2 Rev 6.0 ForThink Technology co., ltd. 2020.08.06 To: Federal Communications Commission Office of Engineering and Technology Equipment Authorization Division 7345 Oakland Mills Road Columbia, Maryland 21046 Subject: Short Term Confidentiality Request for FCC ID: 2AWQO-EH100606A05-P To Whom It May Concern:

Pursuant to sections 0.457 and 0.459 of CFR 47, and to avoid premature release of sensitive information prior to marketing or release of the product to the public, the applicant requests the following documents contained in this certification application be temporarily withheld from public disclosure for an initial period of 45 days; or for a specified date of not to exceed 180 days from the Grant Date. See KDB 726920. or 180

User Manual Internal Photos Test Setup photos The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Sincerely, Clients signature:

Clients name & title: Mrs Yunhua Zhou/ Manager Contact information / address: 898# Baicao Road,West High-Tech Zone,Si chuan,Chengdu. China SCS-F19: Confidentiality Request Letter Page 2 of 2 Rev 6.0