Features: Download the Tuya app and remotely control the curtain motor with voice commands, saving you hands and time. Built-in Wi-Fi connects to the Tuya app for intelligent curtain control without a gateway. App-based timer: Set a timer for the curtains to automatically open and close, saving you time. Quietly quiet, it 't disturb your family even while they're asleep. Even when you're away, you can remotely control your curtain motor using the app. This replacement curtain motor allows you to easily open and close your curtains using the Tuya app. It's incredibly easy to use, so come and try it out! No manual activation required; simply raise the curtains in the event of a power outage. Compatible with and Assistant, you can open and close the curtains with just your voice. You can set a timer or countdown in the app to open and close the curtains. For example: open the curtains at 7:00 AM to let the sunlight slowly wake you up. Close the curtains at 10:00 PM to activate sleep mode for added comfort. The app displays real-time lighting status. It also supports manual on/off control and an -433HMz remote control (remote control not included). Control your smart devices with your family. Specifications: Material: Aluminum Alloy Dimensions: Approximately 35.7 x 11 x 6 cm (Measurements , but not affect functionality) Color: As Shown Package Contents: 1 x Electric Curtain Motor 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.