The Hama Wi-Fi touch double wall switch allows the convenient switching on/off of the ceiling light via Wi-Fi It can be integrated into your own Wi-Fi network via the free Hama Smart Home app Flush-mounted Works without gateway/bridge Existing wall switches can easily be replaced Glass surface with two soft-touch buttons Control via free app or via Amazon Alexa and Google Assistant High compatibility: Works with Amazon Alexa, Google Assistant, Siri Shortcuts, Home Connect Plus, iOS and Android. Please note: Requires Android 4.3 or iOS 8.0 or later Should only be installed by a qualified electrician. Cannot be used as a multiway switch; only works as a one-way on/off switch.