Vehicle Backup Alarm, Alarm Type Fixed, Alarm Tone Type Tonal, Maximum Sound Level 87 dB, Operating Voltage 12-80V DC, Minimum Sound Level 87 dB, Overall Length 4 in, Overall Width 1 5/8 in, Overall Height 2 13/16 in, SAE Type Rating Type D, Connector Type 8-32 Uni Stud Connector, Mount Type Bolt, IP Rating IP65, Series 500 Series, Speaker Direction Forward-Facing, Vehicle Class 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, Color Black, Housing Material Nylon, Current 0.1 A