LingsFire Magnetically Triggered Alarms for Doors or Windows Home Security Window/Door Alarm Kit (4-Pack), Loud 100 dB Alarm;

Specifications:
1. Dimensions:2x2x0.8 inches (Each)
2. Weight:46g (Each)
3. Batteries: 3 x LR 44/AG 13 button cell batteries each(Included)
4. Color: White
5. Size: 4 alarms

Operation:
1. Peel and stick the alarm to any window/doors.
2. Slide the ON/OFF switch to ON to arm the device.
3. If the protected entryway is opened while the product is armed, a loud 100db alarm will immediately and continuously sound.

Package includes:
4 x Lingsfire alarms

Our products have been well tested, examined and packaged before sending off. You can rest assured that your purchase at our store is guaranteed. Any problem please feel free to contact us first so that we can supply the best service for you.