Now with a more compact design, Ring Alarm Contact Sensor features a removable slim magnet for easy installation on any door or window frame, even when space is limited. With a Ring Alarm Contact Sensor installed you can choose to get audio or mobile notifications whenever a door or window is opened.
New compact design blends in seamlessly with your home.
Easy, tool-free installation, Mounts to doors and window frames. Requires Ring Alarm Base Station (sold with Alarm Security Kit).
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