APP Remote Control: Remote control the garage door opener whenever and wherever you are. Just need to control the garage door with Smart Life/Tuya Smart APP when you are in the car or before out,no need to press the switch again, making your life more smarter and convenient. Voice Control: Only need simple voice commands then you can voice control the garage door module via Amazon Alexa or Google Home Assistant,enjoying smart hands-free life. Timer Schedule: A suitable timer can be set to trigger the garage door open/close according to your needs for going out or going home,creating a more smarter life by yourself with the smart garage door opener. Real-time Notification for Security: Never worry about whether the garage door close or not.If there is any abnormal status of the garage door ,it will alert in APP,creating a safer and smarter life. Rated voltage:100-240V working temperature:-10-45 Shell material:Flame retardant PC Mechanical lifespan:one hundred thousand Special functions:Remote control Protection level:IP20 Colour:White Material:ABS Package Contents: 1 * garage door controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.