TUYA WiFi Smart Light Switch 433Mhz RF Wall Transmitter Remote fr Alexa White UK
●Working Frequency: 433Mhz. 1 x 433MHz Relay Receiver. ●【NOTE】 1. ●【 Smart Scene 】 You can create smart scenes in order that one can receive a trigger on/off another one or gather multiple devices into one group and tap to run them together.