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 secure entryway is opened even as the product is armed, a loud 100db alarm will immediately and often sound.

Package includes:
4 x Lingsfire alarms

Our products have been well tested, examined and packaged before sending off. You’ll rest assured that your purchase at our store is guaranteed. Any problem please feel free to contact us first in order that we will be able to supply the most productive service for you.
Magnetically triggered alarm are used to guard the opening of both doors and windows.
Peel and stick the alarm to every entrance to ensure your home is secure. With high reliability, frequency stability, low consumption, strong penetrating power and other characteristics.
Allow you to focus on your child whether to open the windows and doors or cabinet ensure the safety of children.
If a burglar opens the secure door or window, a magnetic switch inside the sensor, will travel, which sets off the security system. Super loud alarm of 100dB, scare thief away.
Includes 12x LR 44/AG 13 button cell batteries.(3pcs for each alarm device).