Ring Alarm Contact Sensor V2 - White

• Brand : Ring

• 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. 

• Power Supply : 100 - 240 Volts