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 app. Works with Alexa and Home. Device Sharing: Share access with family, friends, or visitors, and revoke permissions at any time. History Record: View 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 Compatible With: Home Mobile Phone App: Compatible with Android and iOS Color: Black + Gray Material: Aluminum Alloy Package Contents: 1 x WiFi Smart Switch Garage Door Opener Note: Other items not included. Note: Due to lighting effects and monitor settings, color may vary slightly from image. Measurement error allowed within +/- 1-3cm.