Universal Speedometer fits tires size :10"; 12"; 13"; 17";18"; 19"; 20" and 21" ,
SAMDO Speedometer Gauge Fits for:single-cylinder, two-cylinder, four-cylinder motorcycle; For Single cylinder and 2 cylinder motors, RPM cable connects trigger signal line positive pole . For 4 cylinder motors, RPM cable connects ignition coil Output Line .
SAMDO Motorcycle Speedometer Set Kmh to mph , Mph to Kmh freely,Support 1-5 Gear and N Gear
Multi-function: Motorcycle Tachometer, odometer, fuel level, clock
Particular Attention--SAMDO Digital Tachometer RPM does not compatible with Electric fule Injection (EFI) engine, if your motorbike is Electric fule Injection (EFI) engine, RPM function would not work properly, other functions run well