meross Smart Garage Door Opener Remote with External Antenna, Compatible with Amazon Alexa, SmartThings, Control Up to 3 Single Doors(with 2 Door Sensors)

External Antenna: It has an external 2 dBi antenna and can better receive WiFi signals. It can beef up up to 3 garage doors at the same time. (2 sensors are included in the package. The sensor of the third door must be purchased one by one）No monthly fee or any other subscription fee
Compatibility Check: It is compatible with more than 200 brands and 1600 modes. You’ll check if your garage door model is compatible through brand, learn button, and compatibility test. If your garage door needs accessories to solve compatibility issues. please send us the information about your garage opener, we will be able to ship the correct accessory for you, and make it works
More Convenient: Remote and Voice Regulate, just tapping the free Meross app from anywhere with internet access or speaking to your Alexa devices to open and close your garage door. Smart garage door opener remote compatible with Amazon Alexa, Google Assistant and SmartThings
Precise and Stable: You’ll check the garage door open/ close operation records through the app. Stay alert by different notification modes such as garage door open/ close status, extra time notification, and overnight notification to remind you to close the garage door.The built-in sound alarm makes closing the door safer, especially for families with children and pets
Easy to Install: Installation is much easier than you might imagine. You’ll make your garage door smart in only some simple steps