Vehicle Backup Alarm, Alarm Type Fixed, Alarm Tone Type Tonal, Maximum Sound Level 112 dB, Operating Voltage 12-36V DC, Minimum Sound Level 112 dB, Overall Length 4 1/4 in, Overall Width 2 13/16 in, Overall Height 2 13/16 in, SAE Type Rating Type A, Connector Type 16 AWG Blunt Wire, Mount Type Grommet, IP Rating IP65, Series 400 Series, Speaker Direction Reverse-Facing, Vehicle Class 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, Color Black, Housing Material Fiberglass Reinforced Nylon