Note: The TH-16 intelligent Wi-Fi switch does not have an RF 433 MHz receiver module. If you want the RF function, please purchase a WiFi RF TH-16. Overview: This item is a universal switch for your smart home system to remotely control and automatically turn on/off any appliances via a phone app. When the ambient temperature falls within the range, the connected devices will automatically turn on or off. It also supports timing the appliance on/off and supports preset temperature ranges. Work with the intelligent Th-16 smart switch and the waterproof DS18B20 sensor, you can make your home smarter. *App Support: Free iOS and Android eWeLink mobile app. *Sync Status: Real-time device status provided to the app. *Real-time Temperature Monitor: Monitor the temperature in real time. *Remote Turn On/Off: Turn your electrical devices on or off from anywhere, with a high-precision DS18B20 sensor. *Share Control: Control your smart home together with your family. Specifications of the TH-16 Intelligent Switch: Input Voltage: 85-250V AC Input Current: Max 16A Max. Power: 3500W (16A) Wireless Standard: 2.4GHz, 802