Feature: RPM: 14000 11000 10000Max speed:299 KM/H100% brand new and high quality Material: ABS Size: 16*8*4cm Display screen size: 2.5-inch LCD display screen Speed display: 0-11 * 1000r / min The Power voltage: 12V DC Operating temperature: -30 Celsius~ 80 Celsius Storage temperature: -35 Celsius ~ 85Celsius Product features: do the inner layer, tachometer use, and with headlights, turn signals and other lights work Wiring:Orange / sky blue line turn signals, dark blue line near the light, blue color line connection temperature, yellow and white wire to the hands of gasoline sensors, black-and-yellow wire to pulse speed, the red wire to the clock, the green line then negative, then the black wire power door locks line, green-yellow wire to the hand brake parking lights, green / white magnet induction line Package Include: 1 x Motorcycle Speedometer 1 x Sensor cable 1 x Magnetic steel 1 x User manual