TS0222_TYZB01_kvwjujy9, Model: ZSS-ZK-THL, Moes ZigBee "Smart Brightness Thermometer"


  • Not recommended for purchase!
    • The temperature and humidity sensor is not designed to be powered by a CR2032, as it requires a minimum supply voltage of 2.5V.
    Without replacing the sensor, there is no point in making alternative firmware.




    Module: Tuya ZS3L (SoC: EFR32MG21A020F768IM32-B), EPD: YMCE1031-0252AAAMFGN, TH Sensor: CHT8305, Luminance Sensor: ?



  • Power consumption:

    • Switching on with re-registration in ZHA:



    Average consumption - 84.4 uA for 420 seconds from 3.3 V. Sleep mode: 6.6 uA.
    A strong excess of peak current is observed for CR2032 (!)

    Voltage drop pulses on a CR2032 battery that has been running for 2 hours on a TS0222:

    CHT8305 sensor supply voltage lower threshold specification violation (!)