App support: iOS and Android mobile app Tuya Smart/Smart Life.Real-time monitoring: Monitor real-time temperature/humidity.Remote On/Off: Use high-precision sensors to turn on/off electrical equipment from anywhere.Trigger smart scenes: Use the temperature value as the trigger condition for smart scenes to trigger the power on and off of other Tuya smart devices.Voice Control: Compatible with for Alexa, Home, Yandex .Specification:Input voltage: AC 85V~250V 50/60HzMaximum current: 20AMaximum load: 3000WWireless standard: ZIGBEE 3.0Security mechanism: WPA-/WPA2-Control APP: Tuya Smart/Smart LifePlatform: Available for Android, iOSGangs: 1Shell material: flame retardant ABS V0Humidity: 5%-90%RH, non-condensingWorking temperature: -20-80Working humidity: 80%Sensor length: 2mNotice:All functions of this switch must work under the Tuya ZIGBEE gateway. Please confirm that you have a ZIGBEE gateway before purchasing.There are differences in the appearance label printing due to different batches, which does not affect the useColour: WhiteMaterial: plasticPackage Contents:1x Smart Switch1x SensorOnly 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 +/- 1-3cm.