Tech Specs Compatibility: Check compatibility> System Requirements: iOS 11.0, Android 5.0, and Apple WatchOS 4.0 or above. Third-party Services: Alexa/Google/Siri/IFTTT/SmartThings/LINE Clova/API Control Method: SwitchBot App/SwitchBot Tag/Apple Watch/SwitchBot Remote/SwitchBot Keypad/SwitchBot Keypad Touch Power Input: 3V CR123A...