Package Included: 1 x Touch Switch Specifications: Product Name: one gang 1 way touch switch for alexa echo Model:MLK-ZSWSG2. Color: White. Rated Power: 1KW/2KW WiFi:Wi-Fi(802.11 b/g/n 2.4Ghz) Input Voltage: 110VAC or 220VAC Control distance: just within the range of cell phone signal No Internet control distance: router signal coverage Power consumption: Encryption type: WAP- PSK/wap2-psk Working environment: - 20-60 ?, humidity Product Size: 86 x 86 mm Compatible With: For Amazon Alexa Material: ABS(Acrylonitrile Butadiene Styrene) + Toughened Glass Panel. Features: Touch ON/OFF App Remote ON/OFF Single/Repeat/Delay/Cycle timing Share control Group/scene management - The Sonoff Touch smart wall switch is a touch control luxury crystal glass panel wall switch - The wireless wall switch can be added to iOS/Android App eWeLink via WiFi, allowing users to remotely turn on/off connected LED and lights from anywhere at any time - With this touch light switch, users can check real-time light status on their smart phone - The remote wall switch's LED back light lets users easily find and turn on the lights at night - The WiFi wall switch can be used to control lights or home appliances - Upgrade your home with this modern, fashionable alternative to traditional light switches.