GD-DC5 WiFi Smart Switch Garage Door Opener 1 x Door Sensor 1 x 2.0 2P Wire 1 x Micro USB Cable 1 x Set of installation accessories (gum, tie, bracket, wall stud, wire clip, screw) 1 x User Manual The product is a WiFi smart switch that supports remote control of your garage door opener through the APP on Android/iOS mobile devices and monitors the door status anytime and anywhere. It has voice control, device sharing with Amazon Alexa and Google Home IFTTT, and you can also set a timer to open/close the garage door, which makes your home smarter. Specifications: Support APP: Suitable for eWeLink APP Power supply: DC 5VA Operation: 3-15mm Wireless standard: IEEE802.11b/g/n Wireless type: 2.4GHz only, does not support 5G Mobile phone: eWeLink Suitable for android and IOS Voice control: Support Installation: with screws/stickers Sensor cord length: 5MM Material: ABS+PC Working temperature: -10 ~ 50 pieces Item size: approx. 6.1*4.5*2.2cm (length*width*height) Features: 1. Remote switch: Turn your existing WiFi network and garage door opener into an integrated smart device, then you can open and close the garage via remote control The door is just a click away on your smartphone. 2. Schedule: You can set schedules and timers to open and close your garage door. Manage your garage door with ease. 3. Voice control: It can realize voice control of Amazon Alexa/Echo, Google Home/Nest IFTTT, which is very convenient. 4. Device Sharing: You can share it with your family and friends or guests, and of course, you can take back permission at any time. 5. History: You can view the history of garage door opening or closing on the APP to ensure the safety of your garage. Easy to install: 1. Use the DC 5V adapter and micro USB cable to power the device. 2. Connect the red and black wires to the garage door opener: Connect each end to the same terminal where the wall button wire terminates. 3. Connect the sensor and mount the sensor securely on the garage door with screws/stickers/brackets etc. 4. Control devices on your smartphone. Package includes: 1 x GD-DC5 WiFi Smart Switch Garage Door Opener 1 x Door Sensor 1 x 2.0 2P Wire 1 x Micro USB Cable 1 x Set of installation accessories (gum, tie, bracket, wall stud, wire clip), screws ) 1 x User Manual Note: The power supply is DC 5V, the 5V USB adapter is not included in the package.