Tuya Smart WiFi/Zigbee Temperature and Humidity Sensor Remote Linked Indoor Hygrometer with Alexa Google Home Support

High-concerned chemical : None is_d : Yes Material : Mixture Type : Temperature Sensor Output : Analog Sensor Brand Name : Ziqqucu Origin : Mainland China Use : Temperature Sensor Product : Temperature and Humidity Meter Temperature range : -10~60 ℃ (14~140 ℉) Humidity range : 0~100% RH Measurement accuracy : 0.1 ℃,1% RH Wireless protocol : 2.4GHz WIFI, Zigbee 3.0 Operating voltage : DC 3V Battery usage : AAA size 7 battery * 2