Universal eBay Template Free UK Delivery Free Returns Customer Satisfaction Guaranteed Top Customer Feedback Smart WiFi Curtain Switch Module, SONOFF DUALR3 Lite 2 Way Dual Relay for Motorized Curtain,Blinds,Roller Shutter, Works with Alexa, No Hub Required Product Description SONOFF DUALR3 Lite takes your home to the next level. DUALR3 Lite is a flush-mounted Wi-Fi smart dual relay switch module that is installed behind any standard switch to transfer it into a smart switch for wireless remote control with mobile devices or voice command. Unifying your home appliances into an integrated wireless network to make them communicate with one another which is convenient for you to manage and control, including lights, home appliances and motorized facilities like roller shutters, window shades,