NOTE:The WiFi Switch must work under 2.4GHz WiFi environment. Overview: This item is a universal switch for your smart home system to remotely and automatically turn on/off any appliances by phone APP. When the temperature of the environment falls within the range, it will automatically turn on or off the connected devices. It also supports timing turning on/off the appliances and supports presetting the range for temperature and humidity. You can also monitor the daily power consumption in real time through this switch.Work with the Smart Switch and the cht8305 sensor, you can make your home smarter. Features: *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 and humidity. Real-time power monitoring. *Remote ON/OFF: Turn electrical devices on/off from anywhere, with high accuracy temperature and humidity cht8305 . *Share Control: Control your smart home 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" Alexa, for Google Home, for Google Nest. *high accuracy temperature and humidity cht8305 high accuracy, wide usage in daily life. Specifications: Input voltage: AC 85-250V Input current: Max 16A Max. Power: 3000W(16A) Wireless Standard: 2.4GHz, 802.11 b/g/n Security Mechanism: WPA-PSK/WPA2-PSK Control mode: Mobile APP Tuya smart / Smart Life Platform: for Android, iOS Gang: 1 Support temperature and humidity sensor: cht8305 . Enclosure Material: Fire-retardant ABS V0 Operating Temperature: 0C-40C Smart Switch Size: 94*57*32 (mm) cht8305 Sensor Specifications: Type: temperature & humidity sensor Temperature Measuring Range: The error is less than 0.5 in the temperature range of 0~100 , The error is less than 1.0 in the temperature range of -40 ~ 125 Humidity Measuring Range:5% RH- 90% RH The error is less than 5.0%RH in the humidity range of 20 ~ 80%RH Weight: 26g Length: 1m Packing List: Type 1 1 * Smart Switch 1 * cht8305 Sensor Type 2 2 * Smart Switch 2 * cht8305 Sensor Type 3 5 * Smart Switch 5 * cht8305 Sensor