When someone illegal open the door /window where the alarm is installed, alarm sends a strong warning sound, warning the intruder. When to open the chassis, doors/windows, switch can be controlled to off
Applicable to anti-theft bars, residential, office, shop counters and the like. Built-in 90db alarm output, using 3 × 1.5V LR44 button batteries (included in the machine)
The main and auxiliary parts when separated, the alarm siren can send a strong, deter thieves, to remind the owner and the people around thief.
1. With double-sided adhesive to the host fixed the door / window.
2. Place another door magnetic strip with a straight line down the host prompt line stick on the door frame.
3. Check settings, put the host switch to "ON" position.
4. Open the door to see whether to issue the alarm siren