1、Voice control: suitable for Amazon Alexa, Google Home and IFTTT, you can control connected devices by voice. 2、WiFi Remote control: after the first paring, the device can be controlled anytime and anywhere. 3、Timing and countdown control: set timing and countdown in the APP to achieve automatic device switching and automatic control. 4、Situational control: set situational conditions in the APP to achieve intelligent switching. 5、Multiplayer control: you can share the device with your family to realize multiplayer control. Features: 1. Voice control: suitable for Amazon Alexa, Google Home and IFTTT, you can control connected devices by voice. 2. WiFi Remote control: after the first paring, the device can be controlled anytime and anywhere. 3. Timing and countdown control: set timing and countdown in the APP to achieve automatic device switching and automatic control. 4. Situational control: set situational conditions in the APP to achieve intelligent switching. 5. Multiplayer control: you can share the device with your family to realize multiplayer control. Specification: Material: Phosphorus copper contact piece Input voltage: AC 100--240V 50/60hz Maximum power: 18W Transmission distance: infinite Operating system: for iOS, Android  Operating temperature: 0-40 degrees Certification standard: CCC/CE/FCC Weight: approx. 27g Package List: 1 x Switch Module