At the touch of a button or with the sound of your voice, you can open/close your curtains much more conveniently now!<br> Work ONLY with electric roller curtains/blinds/shutters motor with 4 wires (①brown--open;②blue--common;③black--close;④yellow&green--ground)<br>The wifi curtain switch works with only the Smart Life app provided by Tuya Inc., which requires a separate 2.4GHz wifi network for setup. In case your wifi network is a 2.4GHz and 5GHz dual band wifi network, please separate first the two wifi bands in your wifi router so that you can get a separate 2.4GHz wifi network to do setup.</br></br>Specifications:</br> Input Voltage: 100-250V 50/60Hz</br>Wiring: Power cord and neutral wire</br> Load capacity: ≤600W</br> Glass Plate: 4mm tempered glass</br> Wifi Standard: 2.4 GHz 802.11 b / g / n</br>Standby Power Consumption: ≤0.5W</br>Working Temperature: -30 ° C ~ 70 ° C</br> Size: 72 x 120x 39mm</br></br>Package Includes:</br> 1 x WiFi Curtain Switch</br> 1 x User Guide