1.Smart Home Lifestyle:Add the smart garage door opener controller to your garage door opener and connect it to the SmartLife app.Integrated with 2.4GH WiFi System,You can remotely control the status of the garage door using voice through Alexa,Google Assistant or Siri. 2.COMPATIBILITY CHECK:If you are not sure if the smart garage door opener is compatible,use a needle nose plier or paperclip to touch the two garage door terminals together.If the garage door opens or closes, the smart garage door opener controller is compatible with smart your garage door opener.best for smart garage control. 3.Remote control: Installing the wifi smart garage controller allows you to remotely detect the status of the garage door anytime, anywhere on your mobile app. There is no need to worry about forgetting to close the door when going out.No monthly subscription fee required. 4.More features:garage door opener remote controller support multi user access improves the convenience of home life;Real time garage door opening or closing notifications to alert you of the garage door status; Set a schedule to open/close doors at specific times. Every opening/closing will be recorded. 5.Easy to install. If you have any questions or dissatisfaction with our smart wifi garage door opener controller, please contact our professional seller service first. We will provide you with a satisfactory solution. Thank you. XDTKML Smart Garage Door Opener wifi Controller Universal Compatible with Alexa Google Assistant iPhone Android SmartLife App,Support Voice or APP Remote Control No Hub Required 1.COMPATIBILITY CHECK:If you are not sure if the garage door opener is compatible,use a needle nose plier or paperclip to touch the two garage door terminals together.If the garage door opens or closes, the smart garage door opener controller is compatible with your garage door opener. 2.The wifi smart garage door opener controller and opener are used in combination to achieve intelligent control of the garage door through mobile phone operation. 3.Smart Home Lifestyle:Add the smart garage door opener controller to your garage door opener and connect it to the SmartLife app.You can remotely control the status of the garage door using voice through Alexa,Google Assistant or Siri. 4.You can check the opening or closing status of the garage door in real-time.No need to bring the garage door key when going out. Directly use your phone to control the opening/closing of the garage door when you get home. 5.Remote control: Installing the smart garage door controller allows you to remotely detect the status of the garage door anytime, anywhere on your mobile app. There is no need to worry about forgetting to close the door when going out.No monthly subscription fee required. 6.The garage door opener controller includes a highly sensitive garage door sensor that can more accurately monitor the status of the garage door and maintain stable signals. 7.If you have any questions about our universal garage door opener remote controller, please feel free to contact our seller support customer service. We will provide you with a satisfactory solution within 12 hours.