12V voltage,high compatibility,simple and quick installation.
Alarm shell is made of ABS flame retardant material,which can be connected to the main engine of alarm outlet.
The adhesive sticker on the bottom can be directly attached to the wall for quick and easy,or it can be directly drilled and firmer.
Cable length:88cm;Sound level:120dB.Size:52x52x48mm.
Package:1x Piezo Electronic Buzzer Alarm Horn Siren.