Specifications

characteristic vibration door alarm
1.Door entry alarm
2.130db sound level
3.Smart design vibration activated alarm
4.ROHS

characteristic vibration door alarm

 

1. ABS plastic material alarm for door knob use
2. CE&ROHS certificate
3. Size 8.8*5.5*2.8cm
4. with a strap for fix on the door knob
5. with ON/OFF button to turn on or off the alarm
6. 130db sound level for security alarm
7. Worked by 1pc 9F22 9v battery
8. Function: vibration secsor activated alarm
9. Packing: white box or gift box or blister+paper card is accptable
10. Instruction paper is can be made if you needed

 

Features:

   Our high-tech security alarm transforms an ordinary doorknob into a highly touch sensitive burglar alarm.Unlike  other alarms,we use a new circuit which can make the alarm work for 2 months,it is power conception and better than ordinary door alarm from other supplier,which can only use for 1-2 weeks.No installation required,just simply hang on the inside doorknob of unmetal door,or your luggage,very convenient and much increase your safety of home,hotel,warehouse or personal belongs etc.