Description: 【Compact Size】Module Size: 5.2cmx2.5cmx4.5cm.Mini body, which suits for most of amounting boxes, switches and wall sockets, home appliances. 【RF and Wireless Remote Control】The switch module supports traditional manual control and remote control. Enable to remote control your connected appliances on your smart phone wherever you are. 【Voice Control】App control switch module can be connected to Smart APP for convenient voice contro, providing smart life for controlling roller blinds with much more convenience. 【Timer Setting】Use the timer function on the app to fully intelligently control your roller blinds, allowing them to be automatically on/off at specific times. Achieve home roller blinds automation through 3 types of timing: scheduled timing, countdown, and loop timing. 【DIY Switch Module for Smart App】After you connect the switch module to APP, you and your families can remote control it anywhere and anytime, provide you a comfortable and smart life. Specification: Material: PP Size Chart: 5.2cmx2.5cmx4.5cm/2.05inchx0.98inchx1.77inch Package Includes: 1 Piece DIY Switch Module Note: Please allow slightly errors due to manual measurement and different monitors.