2PCS Travel Door Stopper Alarm Portable 120Db Security

[3 sensitivity grade] There is an adjustable sensitivity switch on the side to control the high-medium-low sensitivity level of the door alarm
[Loud alarm] 120-decibel high-pitched alarm will remind the owner and scare off intruders
[Non- bottom] non- rubber pad is used on the bottom to prevent thieves from entering without an alarm
[Easy to install] no wiring required; battery-powered (1x9V battery required, not included); just put it under any door
[Function] You can use it as a common door stopper when turn down the ON/OFF switch, hold the the open position. Volume: equal 120(dB)
Working voltage:9(V)
Working current:0.2(mA)
Three sensitivity:High, Medium, Low
Shape:Wedge-shaped
[Applicable scene] perfect for bedrooms, hotels, apartments, dorm rooms, front doors, etc; peace of mind when traveling or working alone
Power Suplly:1 x 9V battery(Not included batteries)
Colour:As Shown
Material:Stainless steel+Plastic
Size:14x4.5x4cm Package Contents:
2 x Door Stopper Security Alarm Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.