High Quality Remotely open the garage door for trusted people when there's nobody home. Remotely control the garage door when you're on your way back. Easily control your garage door via the mobile app. Works with Alexa and Google Home. Device Sharing: Share access with family, friends, or visitors. You can revoke permissions at any time. History Record: Check the garage door opening and closing history in the app for improved security. Specifications: Wireless Standard: IEEE802.11b/g Wireless Type: 2.4GHz only, not compatible with 5GHz networks Rated Current: 5V 1A Compatibility: Works with Alexa, Google Home Mobile App: Compatible with Android and iOS devices Color: Black + Gray Material: Aluminum Alloy Package Contents: 1 x WiFi Smart Switch Garage Door Opener Note: Other items not included. Note: Lighting and screen display differences may cause slight color variations between the image and the actual product. Measurement error allowed within +/- 1-3cm.