Door Handle Alarm ? 90dB Door Alarm for Home Security ? Vibration-Triggered Security Alarm Sounds when Door Knob is Touched from Outside

Description:
Working voltage: DC- 9V alkaline battery 1 (this product does not contain batteries)
Alarm sound pressure: 90dB
Induction method: human body electric field induction
Scope of application: wooden doors and windows-
Installation method: hang on door lock, window
Product size: 10.1*5.5*2.6cm
Packing size: 14.6*7.6*2.8cm

Instructions for use:
Hang the product on the door lock of home, company, hotel or factory. When the thief touches or picks the lock, it will send an alarm when it is sensed, notify- you to check it in time, and take corresponding measures to ensure the life and property of you and your family. Safety. On business trips, you can hang the product on the door lock of your house to protect you when you travel to the hotel. You can dismantle it for the next use at check-out.
 

• Door handle sensor alarm, relatively safe and concealed
• Easy to use, just hang it on the door handle, it will alarm when you touch the door handle
• ATTENTION-GRABBING – extremely loud 90dB alarm helps wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors
• PORTABLE – PERFECT FOR HOME & TRAVEL! – HOME: entry doors, bedroom doors, houses & apartments; TRAVEL: hotel rooms & dorm rooms
• EASY INSTALLATION & WORKS DURING POWER OUTAGES – no wiring needed (requires DC- 9V alkaline battery 1, not included); simply hang the alarm on the inside of your door handle – perfect travel alarm