Best Garage Door Controller: Liftmaster 821LMB Universal Smartphone Garage Door Controller
Control your garage door from anywhere with the Liftmaster 821LMB Universal Smartphone Garage Door Controller. This smart device connects to your smartphone via WiFi and Bluetooth, allowing you to open, close, and monitor your garage door remotely. The 821LMB also features a built-in motion sensor that can send you alerts when your garage door is opened or closed.