This entry alarm installs tool-free to nearly any door or window to notify you of any unwanted entry or intruders. A magnetic sensor switch detects motion to protect your home or office and emits a loud beeping noise to notify you of any breaches to the perimeter. Pick up a reliable door and window entry alarm and keep your home, shop or garage secure while you rest easy!
Easy tool-free installation to window or door
Magnetic sensor switch detects entry protecting home or office
Three 1.5V button cell batteries.
Battery Backup (y/n) No
Battery type Alkaline
Battery(s) Included (y/n) Yes
Shipping Weight 0.21 lb.