Ring Alarm 5 Piece Kit (2nd Generation) is a great way to get started in whole-home protection for your house or flat. This kit includes a Base Station, Keypad, one Contact Sensor, one Motion Detector, and a Range Extender. Control it all in the Ring app for whole-home security at your fingertips. Receive real-time notifications when your system is triggered. Choose between three security modes: Home, Away, and Disarmed. Alexa compatible. Compatible with iOS and Android operating systems. App needed for use: Yes. Operates over mobile internet. Operates over wi-fi. Motion detector. Components include Ring Alarm Base Station (including power adapter), Keypad (including power adapter). Suitable for indoor. Batteries required 1 x Li-Ion (included). Size H17, W17, D3.7cm. In the box: One Contact Sensor, one Motion Detector, Range Extender and Ethernet cable. Manufacturer’s 1 year guarantee. EAN: 840080519968.