Features:
3 Sensitivity levels adjustable
Adjustable sensitivity switch prevents tampering. There are 3 sensitivity levels and extra-loud alarm you can choose.
EASY AND PRACTICAL
Just put the door stop security Alarm under the door and turn on the switch. It is the high damping rubber at the bottom which can prevent the door sliding.
Portable
Portable design makes it the perfect travel companion.Can store in a travel bag, suitcase, briefcase or backpack .
Dual Function 
Can be used as a door stop alarm and door stopper, A protector around you. Can be used in home and travel.
Powered by 9V Battery
 
Specification:
Type:Door Stop Alarm
Material: Stainless steel cover/Plastic body/Damping rubber bottom.
Color:Black
Volume:≥120（dB）
Working voltage : 9（V）
Working current : 0.2（mA）
Battery: 1*9V battery(Not include)
Three sensitivity: High, Medium, Low
Shape：Wedge-shaped
Size:14*4.5*3.8CM/5.5*1.8*1.5”
Net weight:130g
 
Package:
2/4/6/8×Door Stop Alarm(Without battery)
 
Note: 
-1.Due to the light and screen setting difference, the item's colour may be slightly different from the pictures. 
-2.Please allow slight dimension difference due to different manual measurement.