13K RPM BACKLIGHT ODOMETER SPEEDOMETER TACHOMETER MOTORCYCLE REV COUNTER/TACHO
1. Easy to install
2. High capacity and practical
3. Fits for motorcycle (4 stroke)
4. Material:Stainless Steel
5. 0-13000RPM Measurement
6. Internal Night light, black(-) and red(+) long lines for LED light, DC 12V
Black short line lock positive electrode
Green short line lock negative electrode
Yellow line contacts signal，and some models need to attach high voltage signal line 
7. Shape:circle
8. Size:60(D)mm*55(H)mm 
9. Tachometer unit: RPM

Wire connection:
long Red light +
long Black light -
Short Black power/ignition lock +
Short Green Ground
Short Yellow engine signal line
Quantity: 1pcs