made for heavy vehicles ideal for trucks waterproof Can automatically adapt to the voltage range of 12-24 volt vehicles. easy installation mainly used in: cars, machinery, excavators, special vehicles, parking lots and various large container vehicles. Material: Plastic Product weight: approx. 282g Product size: approx. 10 X 7 X 4 cm 12V-24V DB: 107 3db 320-530hz
