Features :
Easy to install easy to construct, no tools required, installation completed within 10 seconds.
More than 120DB high decibel alarm sound, effectively deterring the role of gangsters.
Can be installed in home doors windows safes garages drawers filing cabinets.
Specification :Color: White
Material: ABS
Battery 9V battery, but not including battery.
Package includeds :
1 x Door Sensor
Details pictures :
