Tuya Smart Temperature Humidity 90DB Battery Built-in Siren Alarm 3 in 1 ZigBee Sensor Sound Light

Tuya Smart Temperature Humidity 90DB Battery Built-in Siren Alarm 3 in 1 ZigBee Sensor 90DB Sound Light Sensor ​Tuya ZigBee 3 IN 1 Sensor Features:   Working Mode   - Can NOT working stand alone, MUST work with our Tuya ZigBee Hub or other ZigBee Hub based on Tuya Platform.   Function:   - 90DB with 10 sound type - Temperature Detector. It is may have 1-3 degree difference compared the true temperature. - Humidity Detector   Siren Alarm:   - 2 x CR123A Battery Built-in - Support 5V 1A USB Port Power - Non-rechargeable battery   Alarm Notifications:   - Smart phone will get instant notifications when siren alarm triggered and check the log on APP.   Scenarios:   - Support scenarios with other smart wifi products based on Tuya powered smart home products.   Application:   - Home, Kitchen,Office and etc.   Product Size:   - 65*65*25MM     APP Name:   - "TuyaSmart" or "Smart Life" on Google Home or iOS APP Store   Package Accessories:   - 3 in 1 sensor - USB Cable - Screws/Tape Bag - User Manual   NOTICE:   CUSTOMS Buyers are responsible for VAT and Custom Taxes. Any problems, please contact us.   IMPORTANT Orders over 1 pcs, we will kindly separate into several orders due to Aliexpress Shipping Limitation( within 2KG). If any extra fee caused by this, please contact us for solution. Thanks.