Supports WiFi network. Supports numerous WiFi smart switches on one smart phone. Supports status tracking: device status timely provided to the Tuya / Smart life. Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electric curtain, access control, etc. Supports max 8 enabled scheduled/countdown/loop for each device. Voice Control: Compatible with for "Amazon" Alexa, for Google Home. It supports remote control by Tuya smart life App as well as voice control through Alexa, google home. You can DIY many smart home projects and it is widely use in lighting, electronic curtain, motor, etc. Material:plastic colour:Black + Green Package Contents: 1 x WiFi Switch Module Only the above package content, other products are not included. Note: Light 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.