This product in an intelligent WiFi curtain switch module, with this product, you can open or close the curtains in your home from anywhere through your mobilephone. You can convert your traditional curtain module into and intelligent one, it is easy to operate and use and has a long service time. and try it, it will not let you down. Features: APP remotes control: After correctly connecting to the Tuya APP, you can achieve remotes control your curtains wherever you are. Timing function: Through the timing function on the App, you can achieve turn the curtain on/off automatically at the specific time, you can adjust the opening height of the curtain on the APP. Family sharing and group function: One device can be shared to different family members to control, let your friends or family to enjoy it toghther. Hands-free voice control: Compatible with Alexa, Google Home for easy voice control, you can achieve voice control and enjoy the convenience of technology. With this switch module, you can make your traditional switch into intelligent switch module. Specifications: Input: 100~240V AC, 50/60Hz Current: 3A WiFi: 2.4GHz~2.4835GHz 802.11 b/g Power: Less than 20dBm Operation temperature: -10~40 Operation ranges: 200m Case temperature: Tc: 80 (Max.) IP rating: IP20 Color: Black Grey Material: plastic Package Contents: 1 x Curtain Switch Module Only 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.