Smart Wi-Fi key for opening the garage door from DMG, smart key for the garage door, smart key with Alexa Echo Google Home Smart Life/Tuya, control via Smart Life/Tuya app. Key Highlights 【Smart Garage】By adding this unit to your existing opener. It integrates with your Wi-Fi system so you can operate, monitor, and automate your door with home assistant programs using your smartphone and Alexa/Google. 【Versatile Smart Life】Make your existing garage door smart, the Android/iOS app provides features like door position status via the garage door. The mover, alerts through your smartphone, operation/stop time history, countdown and repeat timers, with no monthly subscription fees. 【More Convenience】Provides security and convenience when expecting a package delivery, open the garage door remotely for the driver when they are near your home and then close it. Add a remote camera in your garage for extra protection to monitor the delivery. 【Compatibility】Simply connects to most garage door opener models with our easy-to-follow instructions. Compatible with most garage door openers 200 including installation 1 year warranty