App Support: Free for iOS and for Android mobile App Smart Life / Tuya Smart. Remote ON/OFF: Turn 4 electrical devices on/off remotely from anywhere. Working Modes: 4CH Switch among interlock/self-locking/inching modes. Voice Control: Compatible perfectly for , for Home, for Nest. Timing: Supports 8 enabled countdown/single/repeat timing tasks to turn on/off at specified time. The Wifi Smart Switch Module allows you to control multiple electrical devices from anywhere using your smartphone. With real-time device status updates, you can easily monitor and manage your appliances. The module supports control of each channel, making it versatile for applications. Additionally, it features remote control capabilities and is designed for easy DIN rail mounting, making it suitable for industrial control environments. Color: White Material: ABS Package Contents: 1*Wifi Smart 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.