Operating voltage: DC 12V easy install, fit for the motor refit. High quality, security for the driving. Buttons: 4 (four sounds optional) 4-sound music horn, press the switch, changes one kind of music sound. Fitting for any Volt DC12 vehicles, such as motorcycle car, boat, truck, TRACTOR, van, SUV etc. Installation: horn red wire to positive, black wire to negative power supply, fix the screws, installation is very simply.
Product Name: Motorcycle Siren Horn; Material: Plastic,Metal,Electronic Parts
Package Content: 1 Pcs x Motorcycle Siren Horn; Color: Black
Dimension: 10 x 10cm/4" x 4"(L*Max.D); Voltage: DC 12V
Mount Hole Dia.: 5mm/0.2"
Type: 4 Tone