2AZ3P-RH-WLD2021Water Leakage Detector

Water Leakage Detector User Manual Please read this manual carefully before use, and keep it for future reference Product parameter: Input voltage DC3V AAA*2 Model Number:RH-WLD2021Quiescent currentAlarm currenLow-Voltage IndicationWiFiDetection method water sensor detection Installation method Mount on the ground Working temperatureWorking humidity How to Use: until indicator light change to flashes slowly means into the manual network configuration mode (compati-choose the Smartlife_XXXX to connect the network indicator light flashes quickly to enter the automatic Water-Drop icon and enter the interface to start then device will sound di-di alarming, the APP will show water leakage detected and received an alarm Note: if both probe pins still in wet state or keeping ONE YEAR MANUFACTURER WARRANTY: The manufacturer warrants this product to be free from defects in workmanship and materials, under normal residential use and conditions, for a period of The manufacturer agrees, at its option during the warranty period, to repair and defect in material or workmanship or to furnish a repaired or refurbished return postage, and insurance which will be incurred subject to verification of the defect or malfunction and proof of purchase as confirmed by showing the model WARRANTY LIMITATIONSThis warranty does not include: • Normal wear and tear• Damages incurred during transportation • Damages incurred during assembly or maintenance• Any used, previously displayed items• Any condition resulting from incorrect or inadequate maintenance or care• Damage resulting from misuse, abuse, negligence, accidents or shipping damage FCC Compliance Statement 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. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to to provide reasonable protection against harmful - ment generates, uses and can radiate radio frequen-cy energy and, if not installed and used in accordance with the instructions, may cause harmful interference guarantee that interference will not occur in a particu-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:• Increase the separation between the equipment and • Connect the equipment into an outlet on a circuit C a n a d i a n C o m p l i a n c e S t a t e m e n t Caution: Changes or modifications not expressly approved by the party responsible for compliance could void your authority to operate the equipment. T he device has been evaluated to meet general RF exposure requirement. T he distance between user and products should be no less than 20cm . This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada ’ s licenceexempt RSS (s). Operation is subject to the following two conditions:(1)This device may not cause interference.(2)This device must accept any interference, including interference that may cause undesired operation of the device. This device complies with ISED RF 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. This device must be installed and operated with a minimum distance of 20 cm between the radiator and user body. Le présent appareil doit être installé et exploité à une distance minimale de 20 cm entre le radiateur et les corps. Cet appareil contient des émetteurs / récepteurs exemptés de licence conformes aux RSS (RSS)d'Innovation, Sciences et Développement économique Canada. Le fonctionnement est soumis auxdeux conditions suivantes :(1) Cet appareil ne doit pas causer d'interférences.(2) Cet appareil doit accepter toutes les interférences, y compris celles susceptibles deprovoquer un fonctionnement indésirable de l'appareil.

2021-05-28 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AZ3P-RH-WLD2021 Product Name: Water Leakage Detector Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential:  Schematics Long-term confidential  Block diagram Long-term confidential  Operation description Long-term confidential These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Signature: Name Amy Chu Position Manager Company Name SmartH Technology Limited Address 48 Leary Cres, Richmond Hill, ON. Canada Tel 905-999-6660 Fax / Email [email protected]

FCC ID: 2AZ3P-RH-WLD2021 IC: 27309-RHWLD2021

Label Size: 4.0x1.0cm Location Product Name: Water Leakage Detector FCC ID: 2AZ3P-RH-WLD2021 Models No: RH-WLD2021 IC: 27309-RHWLD2021 Shenzhen SmartHPro Technology Co., Ltd

FCC ID: 2AZ3P-RH-WLD2021 IC: 27309-RHWLD2021 WiFi antenna

Prediction of MPE at a given distance 1. Limits 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) 2. Test Procedure Equation from page 18 of OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to the antenna G = numeric gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the centre of radiation of the antenna 3. Result Worse case is as below: Mode Frequency (MHz) Prediction distance (cm) RF output power MPE (mW/cm 2 ) Limit (mW/cm 2 ) SAR Test Exclusion dBm mW 2.4G WIFI 2.437 20 17.004 50.1649 0.010 1 Yes Maximum Simultaneous transmission MPE Ratios for WIFI: Max MPE ratio WIFI /Limit Limit Result 0.010 1 PASS 2.4G WIFI Antenna Gain: 0dBi, 1(numeric) Then RF exposure evaluation is not required.

FCC&IC TEST REPORT FCC ID: 2AZ3P-RH-WLD2021 IC: 27309-RHWLD2021 On Behalf of SmartH Technology Limited Water Leakage Detector Model No.: RH-WLD2021 Prepared for : SmartH Technology Limited Address : 48 Leary Cres, Richmond Hill, ON. Canada Prepared By : Shenzhen Alpha Product Testing Co., Ltd. Address : Building i, No.2, Lixin Road, Fuyong Street, Bao’an District, 518103, Shenzhen, Guangdong, China Report Number : A2105099-C01-R01 Date of Receipt : May 14, 2021 Date of Test : May 14, 2021- May 18, 2021 Date of Report : May 19, 2021 Version Number : V0 Page 2 of 68 Report No.: A2105099-C01-R01 TABLE OF CONTENTS Description Page 1. Summary of Standards And Results ------------------------------------------------------------------- 6 1.1. Description of Standards and Results ------------------------------------------------------------ 6 2. General Information -------------------------------------------------------------------------------------- 7 2.1. Description of Device (EUT) ---------------------------------------------------------------------- 7 2.2. Accessories of Device (EUT) --------------------------------------------------------------------- 8 2.3. Tested Supporting System Details ---------------------------------------------------------------- 8 2.4. Block Diagram of connection between EUT and simulators --------------------------------- 8 2.5. Test Mode Description ----------------------------------------------------------------------------- 9 2.6. Test Conditions ------------------------------------------------------------------------------------ 10 2.7. Test Facility ---------------------------------------------------------------------------------------- 10 2.8. Measurement Uncertainty ----------------------------------------------------------------------- 11 2.9. Test Equipment List ------------------------------------------------------------------------------ 12 3. Spurious Emission --------------------------------------------------------------------------------------- 13 3.1. Test Limits ----------------------------------------------------------------------------------------- 13 3.2. Test Procedure ------------------------------------------------------------------------------------- 16 3.3. Test Setup ------------------------------------------------------------------------------------------ 16 3.4. Test Results ---------------------------------------------------------------------------------------- 17 4. Power line Conducted Emission ---------------------------------------------------------------------- 34 4.1. Test Limits ----------------------------------------------------------------------------------------- 34 4.2. Test Procedure ------------------------------------------------------------------------------------- 34 4.3. Test Setup ------------------------------------------------------------------------------------------ 34 4.4. Test Results ---------------------------------------------------------------------------------------- 35 5. Conducted Maximum Output Power --------------------------------------------------------------- 36 5.1. Test limits ------------------------------------------------------------------------------------------ 36 5.2. Test Procedure ------------------------------------------------------------------------------------- 36 5.3. Test Setup ------------------------------------------------------------------------------------------ 36 5.4. Test Results ---------------------------------------------------------------------------------------- 36 6. Peak Power Spectral Density -------------------------------------------------------------------------- 38 6.1. Test limits ------------------------------------------------------------------------------------------ 38 6.2. Test Procedure ------------------------------------------------------------------------------------- 38 6.3. Test Setup ------------------------------------------------------------------------------------------ 38 6.4. Test Results ---------------------------------------------------------------------------------------- 39 7. Bandwidth ------------------------------------------------------------------------------------------------- 44 7.1. Test limits ------------------------------------------------------------------------------------------ 44 7.2. Test Procedure ------------------------------------------------------------------------------------- 44 7.3. Test Setup ------------------------------------------------------------------------------------------ 44 7.4. Test Results ---------------------------------------------------------------------------------------- 44 8. Band Edge Check ---------------------------------------------------------------------------------------- 54 8.1. Test limits ------------------------------------------------------------------------------------------ 54 8.2. Test Procedure ------------------------------------------------------------------------------------- 54 8.3. Test Setup ------------------------------------------------------------------------------------------ 54 8.4. Test Results ---------------------------------------------------------------------------------------- 54 9. Frequency stability -------------------------------------------------------------------------------------- 59 Page 3 of 68 Report No.: A2105099-C01-R01 9.1. Test limit ------------------------------------------------------------------------------------------- 59 9.2. Test Procedure ------------------------------------------------------------------------------------- 59 9.3. Test Setup ------------------------------------------------------------------------------------------ 59 9.4. Test Results ---------------------------------------------------------------------------------------- 59 10. Antenna Requirement ---------------------------------------------------------------------------------- 61 10.1. Standard Requirement --------------------------------------------------------------------…

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FCC ID: 2AZ3P-RH-WLD2021 IC: 27309-RHWLD2021 Photos of Radiated emission