Add a Ring Alarm Range Extender to extend the signal from your Alarm Base Station to all your Alarm components. Ring Alarm Range Extender simply plugs into standard electrical sockets and helps eliminate dead zones, so your Ring Alarm devices can stay connected and ready to protect. Increases the coverage of your security system to all your Alarm devices. Easy tool-free installation. Simply plugs into a standard electrical socket. Requires Ring Alarm Base Station (sold with Alarm Security Kit). Alexa compatible. Compatible with iOS and Android operating systems. Suitable for indoor. Batteries required 1 x Li-Ion (included). Size H4.7, W8.1, D3.5cm. In the box: Range extender, UK and EU plugs, quick start guide. Manufacturer’s 1 year guarantee. EAN: 840080538273.