IZTOSS 105dB Alarm Beeper Buzzer Reversing Horn Speaker Back up For Motorcycle Car Vehicle All DC12-80V Vehicles Universal Mainly used for Car ,excavators, construction machinery, special vehicles, parking and a variety of large vehicles container vehicles reminder. Dimension:70x40x69mm,Rated current :300mA,Power Output:15W Volume:102 +/- 3dB,Voltage: DC 12V-80V Waterproof,Sturdy and durable