1. Material: stainless steel
2. Applicable door seam range: more than 2mm
3. Installation method: no hole punching, mechanical door stopper
4. Mechanical door stopping principle, no need to drill holes, to meet the installation of different lock tongues
5. Available before and after, to meet a variety of lock tongue, does not affect the original door lock use, double protection and more peace of mind
6. Built-in intelligent vibration sensor chip with alarm, high response sensitivity
7. When the door is pushed, the model with siren will automatically sound the alarm, which lasts for 6 seconds at 80dB
8. Thick material, firmly lock the door, stainless steel, not easy to rust, anti-violence door, hard and not easy to break, strong man can not push the door
9. Suitable for a variety of occasions anti-theft alarm, single apartments / rented rooms, travel, home, company, etc. need to protect the anti-theft occasions, to prevent financial losses
10. Weight: about 150 g
Alarm parameters:
1. Decibel: 80db
2. Battery standby: 3 months
3. Normal use: 60 times
4. Power supply: 2 x CR2032 batteries
5. Indicator light: flash once every 6 seconds, start working after flashing light