Newly wireless home security anti theft window door alarm ultra slim alarm vibration sensor detector for home office

Vibration door &window alarm

Specificate:

Function:

1: Turn on the switch, the indicator light will flashes, 5 seconds later, it will be working

2: When the product detects vibration.It will emits a 130db alarm.After 30 seconds, the alarm will stop.

3: Low battery LED indicator, when the voltage is below 3V,the indicator light will have a red flash at a frequency of once a second.