2AQ3F-CGG1Hqingping Temp & RH Monitor H Version

Qingping Technology (Beijing) Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2020/05/13 Subject; Request for Confidentiality FCC ID: 2AQ3F-CGG1H To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description FCC Software Configuration Control Declaration In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Kui Zheng Title: Quality Engineer

Qingping Technology (Beijing) Co., Ltd. Letter of Authorization Company: Qingping Technology (Beijing) Co., Ltd. Address: Room 401, Block B, Fangheng Times Square No. 10 Wangjing Street, Chaoyang District, Beijing, P. R. China. Product Name: qingping Temp & RH Monitor H Version Model Number(s): CGG1H Product Description: qingping Temp & RH Monitor H Version 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: 12/05/2020 Name:Kui Zheng Title:Quality Engineer Company: Qingping Technology (Beijing) Co., Ltd.

FCC ID: 2AQ3F-CGG1H

Label Location:

Product Name: qingping Temp & RH Monitor H Version Model No.: CGG1H FCC ID: 2AQ3F-CGG1H 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 maycause undesired operation.

FCC ID: 2AQ3F-CGG1H ANT

RF EXPOSURE EVALUATION According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in §1.1307(b) FCC ID: 2AQ3F-CGG1H EUT Specification EUTqingping Temp & RH Monitor H Version Frequency band (Operating) WLAN: 2.412GHz ~ 2.462GHz WLAN: 5.18GHz ~ 5.24GHz WLAN: 5.745GHz ~ 5.825GHz Others: 2.402GHz~2.480GHz (BLE) Device category Portable (<20cm separation) Mobile (>20cm separation) Others ___ Exposure classificationOccupational/Controlled exposure (S = 5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversitySingle antenna Multiple antennas Tx diversity Rx diversity Tx/Rx diversity Max. output power-2.725dBm (0.0005W) Antenna gain (Max)0dBi Evaluation applied MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure(MPE) Frequency Range(MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A) Limits for Occupational/Control Exposures 300-1500----F/3006 1500-100000----56 (B) Limits for General Population/Uncontrol Exposures 300-1500----F/15006 1500-100000----130 Friis transmission formula: Pd=(Pout*G)\(4*pi*R2) Where Pd= Power density in mW/cm 2 Pout=output power to antenna in Mw G= gain of antenna in linear scale Pi=3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE, 1mW/cm2. If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, we will know the distance where the MPE limit is reached. Measurement Result Operating Mode Channel Frequency Measured Power Tune up tolerance Max. Tune up Power Antenna Gain Power density at 20cm Power density Limits (mW/cm 2 ) (MHz)(dBm)(dBm)(dBm)(dBi)(mW/ cm 2 ) BLE 2402-2.771 -2.771±1 -1.77100.00011 2440-2.725 -2.725±1 -1.72500.00011 2480-3.292 -3.292±1 -2.29200.00011

Report No.: 18220WC00041201FCC ID: 2AQ3F-CGG1HPage 1 of 42 Code:AB-RF-05-a FCC TEST REPORT Client Name: Qingping Technology (Beijing) Co., Ltd. Address: Room 401, Block B, Fangheng Times Square No. 10 Wangjing Street, Chaoyang District, Beijing, P. R. China. Product Name: qingping Temp & RH Monitor H Version Date: May 13, 2020 Shenzhen Anbotek Compliance Laboratory Limited Report No.: 18220WC00041201FCC ID: 2AQ3F-CGG1HPage 2 of 42 Code:AB-RF-05-a Contents 1. General Information ............................................................................................................................................... 5 1.1. Client Information ....................................................................................................................................... 5 1.2. Description of Device (EUT) ..................................................................................................................... 5 1.3. Auxiliary Equipment Used During Test ................................................................................................... 5 1.4. Description of Test Modes ........................................................................................................................ 6 1.5. List of channels ........................................................................................................................................... 6 1.6. Description Of Test Setup ......................................................................................................................... 7 1.7. Test Equipment List .................................................................................................................................... 8 1.8. Measurement Uncertainty ......................................................................................................................... 9 1.9. Description of Test Facility ........................................................................................................................ 9 2. Summary of Test Results ................................................................................................................................... 10 3. Conducted Emission Test ................................................................................................................................... 11 3.1. Test Standard and Limit .......................................................................................................................... 11 3.2. Test Setup .................................................................................................................................................. 11 3.3. Test Procedure .......................................................................................................................................... 11 3.4. Test Data .................................................................................................................................................... 11 4. Radiation Spurious Emission and Band Edge ................................................................................................ 12 4.1. Test Standard and Limit .......................................................................................................................... 12 4.2. Test Setup .................................................................................................................................................. 12 4.3. Test Procedure .......................................................................................................................................... 13 4.4. Test Data .................................................................................................................................................... 14 5. Maximum Peak Output Power Test .................................................................................................................. 22 5.1. Test Standard and Limit .......................................................................................................................... 22 5.2. Test Setup .................................................................................................................................................. 22 5.3. Test Procedure .......................................................................................................................................... 22 5.4. Test Data .................................................................................................................................................... 22 6. 6DB Occupy Bandwidth Test ............................................................................................................................. 25 6.1. Test Standard and Limit .......................................................................................................................... 25 6.2. Test Setup ............................................................................................................................... ................... 25 6.3. Test Procedure .......................................................................................................................................... 25 6.4. Test Data .................................................................................................................................................... 25 7. Power Spectral Density Test .............................................................................................................................. 28 7.1. Test Standard and Limit .......................................................................................................................... 28 7.2. Test Setup .................................................................................................................................................. 28 7.3. Test Procedure .......................................................................................…

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PHOTOSOFTESTSETUP FCC ID: 2AQ3F-CGG1H Photo of Radiation Emission Test