Swann Battery Powered Indoor and Outdoor White Smart-Enabled

Complete Peace of Mind - Always know what's happening & be protected with this window or door alarm sensor to trigger mobile phone notifications & optional siren. If a door or window is opened, disrupting the magnetic connection between the Sensor & Receiver, you can activate/deactivate remotely using the app. Do-it-yourself with ease. The sensor mounts with double-sided adhesive. No need to drill walls. Ideal for apartments & rental properties.