Easy to install, suitable for all 12V motorcycles. It is more suitable for Vintage motorcycles and customized motorcycles. Features: Speedometer with classic panel design. Led backlit dial, easy to read even at night. With indicator lights (high beam light, neutral light, oil pressure light, flash) Compared with other traditional mechanical speedometers, this speedometer adopts LED red light speed pointer. Easy to read even at night. Attached Vshaped instrument support Specifications; Product Name : 4light dual odometer with indicator light and backlight Product Color : Black Shell Black PanelSilver Shell Black Panel Product Material: Metal Backlight color: LED with blue backlight and signal light. Packaging size: 10 * ten * 5CM Packaging weight : 290g Working voltage: DC12V Installation aperture: approximately 9.7mm10mm Product Function : Dual odometer display, turn signal, oil, and N gear indicator light display K=1.4 0140KMH Universal mechanical speed control line installation interface [Positive and negative polarity line color separation]: Negative wire (): all black wire, black and white wire Positive wire (+): light blue wire, dark blue wire, orange wire, red wire, green wire, black yellow wire Instrument function wiring method : Connect the black and white line () to the red line (+)=turn on the display screen and pointer All black wire () connected to orange wire (+) connected to green wire (+)=turn on the empty (N) gear lamp core All black wire () connected to dark blue wire (+) connected to orange wire (+)=turn on the left and right turn signal wick Connect the all black wire () to the black yellow wire (+)=turn on the oil lamp core Package include: 1*Motorcycle speedometer 1*Vshaped instrument support