8pcs Smart Burglar Alarm

Package Includes:
1x Battery Window/ Door Alarm
3x Battery LR44 1.5V
1x User Manual

Specifications:
Power Source: Battery
Battery: LR44 1.5V x 3
Alarm Level: 90db
Alarm Modes: 2 (Doorbell, Siren)
Alarm Dimensions: 2.5x1.2x.95in (65x32x24mm)
Sensor Dimensions: 2.2x.47x.51in (55x12x13mm)
Weight: 1.1oz/ 32g

Cover Every Opening in Your House：
Whether you need to secure a window, entry door, or garage door, this small and compact security window and door alarm has got you covered.

Use as a Door Chime or Door Alarm：
The wireless window and door alarm with its two chime setting will work as both a door alarm and a door chime. Simply flip the switch, and you door alarm will emit a pleasant door chime sound during the day. If you are leaving your home for the night or even going to bed, switch the alarm back to the alarm chime and you are ready to scare away any prospecting intruder.

No Tools Required：
With its adhesive backing, the window and door alarm sensors are easy to install anywhere. Simply remove the backing, line up the arrows, and stick to any door or window, making sure the sensors are within 10mm of each other.