This product is a universal switch for your ZIGBEE smart , which can automatically turn on/off any electrical appliance remotely through the mobile phone APPWhen the ambient temperature is within this range, it will automatically turn on or off the connected device. It also supports timed on/off and supports preset temperature ranges. Used with TH16 smart switches and sensors, it can make your home smarterApplication support: Free iOS and Android mobile applications Tuya Smart/Smart LifeSynchronize status, realtime monitoring: Provide realtime device status to the application, monitor realtime temperature/humidityRemote on/off: Use highprecision sensors to turn on/off electrical devices from anywhere. Shared control, control your smart home with your family. Voice control: Compatible with "" Alexa, Home, Yandex Input voltage: AC 85V250V 50/60HzMaximum current: 16AMaximum load: 3000WWireless standard: ZIGBEE 3.0Security mechanism: WPA/WPA2Control APP: Tuya Smart/Smart LifePlatform: Applicable to Android and iOSCasing material: Flame retardant ABS V0Humidity: 5%90%RH, noncondensingWorking temperature: 2070Working humidity: less than equal 80%Sensor length: 1mColour:Black+WhiteMaterial: Flame retardant ABSPackage Contents:1x Smart Switch1x Temperature And Humidity Sensor1x English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ 13cm.