Description:Remote Turn on/off:Transform your existing Wi-Fi network and garage door opener into an simple and linked smart device. Now you can open and close your garage door by a simple tapping on your smartphone deviceTiming Schedules:You can conveniently set up timers or schedules for your garage door to open or close. You can easily manage this on your phone.Voice Control:Compatible perfectly with Amazon / and very convenient.DIY Your Smart Home:It can let you DIY a lot of smart projects: smart lights， fans， garage door， humidifier， thermostat etc.History Record:To ensure the safety of your home or garage， you can simply check the opening and closing history on your phone.Specification:Maximum load: 300 WWi-Fi standard: 2.4 GHz 802.11 b/g/n (5 GHz is not supported)RF wireless frequency: 868 mhzButton RF remote distance: 30 meters indoorSpare consumption: less than 0.5 wModule size: 48