Secure your doors and windows for only $14.99 each when you install this wireless magnetic door sensor in each door and window. Get notified on your smartphone and take appropriate action.
Door Sensor Alarm: Magnetic strips transfer information to the main panel whenever a door or window is opened. Main Features: - Built-in AAA dry battery - Low voltage alert function - Anti-tamper switch function - Two-way communication option with alarm host Specification: Battery: 1 x AAA dry battery Alarm current: less than 25mA Frequency: 433MHz Transmission distance: 100m ( open area ) Operating temperature: -10 - 55 Deg.C Material: ABS plastic
Package Contents: 1 x Door Magnetic Kit, 2 x Sticker