Extremely easy to install on 12 or 24V vehicles. Beeps when power is applied, and features a mute function that you can connect to the parker lights to mute the siren at night time if desired.

Features:

• Operating voltage: 9-30VDC
• Dust and water resistance rating: IP65
• Termination: Fly leads
• Mounting hole: 6.5mm

• Height : 37.5mm
• Diameter : 55.0mm
• Siren Volume : 90.0dB
• Input Voltage : 9.0V
• Current drawn : 200.0MA