App Support: Free iOS and for Android mobile App Tuya Smart / Smart Life.Sync Status: Real-time device status provided to App.Real-time monitor: Monitor real-time temperature. Real-time monitoring.Remote ON/OFF: Turn electrical devices on/off from anywhere, with high accuracy temperature waterproof DS18B20 sensor.Share Control: Control your together with your family.Timing: Supports 8 enabled countdown/single/repeat timing tasks to turn on/off at specified time.Auto Mode: Set Auto mode to turn on/off at a specified temp. range.Manual Mode: Set manual mode to turn on/off immediately.Trigger Smart Scene: The temp. value works as smart scene trigger conditions to trigger on/off other tuya smart devices. Voice Control: Compatible with "Amazon" , for Google Home, for .Waterproof temperature sensor with stainless steel temperature probe, high accuracy, wide usage in daily life.Input voltage: AC 85-250V Input current: Max 16A Max. : 3000W(16A)Wireless Standard: 2.4GHz, 802.11 b/g Security Mechanism: WPA-PSK/WPA2-PSKControl mode: Mobile APP Tuya smart / Smart LifePlatform: for Android, iOSGang: 1Support temperature sensor: DS18B20.Enclosure Material: Fire-retardant ABS V0Operating Temperature: 0C-40CSmart Switch Size: 94x57x32 (mm)DS18B20 Sensor Specifications:Type: Waterproof temperature sensorProbe: Stainless steel temperature probeTemperature Measuring Range: -55~+125Operating Voltage: 3.0-5.5VWeight: 26gLength: 1mColour:As shownMaterial:plasticPackage Contents:1 x Smart Switch1 x DS18B20 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.