Door Open/Closed Detectors Magnetic Doorbell 120dB Door Window Bell Chime Security Alert Alarm System Home Burglar Sensor Kit
Feature:
Install:
Use double-sided tape to peel and stick the product to the door or window.
Keep the magnetic sensor on the right. The arrows between the product and the sensor should be parallel.
Operate:
Slide the switch to "ON" to arm the device. If a protected entryway is opened while the alarm is armed, a loud 120dB continuous alarm will sound immediately.
Slide the switch to "OFF" to stop the alarm and disarm the device.
Battery installation:
Remove the front cover to install 3 x LR44 batteries. Place the battery's flat rails toward the top.

Specification:
Name: Door Magnetic Alarm
Quantity: 2PCS, 4PCS (optional)
Voltage: 4.5V
Current: 60mA
Volume: 120dB
Power supply: LR44*3 (included)
Certification: CE, FCC
Color box size: 115*65*45mm

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.