These throttles are only fit for our scooters. It is fit for ZERO 8/9/10/8X/10X and GRACE 8/9/10 and Speedual/Speedual Mini. please check your scooter's shape and throttle's model, comparing with our description photos, if they are different, so they are incompatible Show contents:speed，power ,hitch,total mileage,single mileage The plug is 6 pins model We don't provide installing tools Make sure all the screws are tightened before your riding