Adjustable 255 mph speedometer calibrates easily to almost any gearing and tire size combination; push button calibrationTachometer displays as bar graph and features an adjustable shift point warningTachometer calibration is easily adjusted for combinations of one to fifteen cylinders without using coilsOdometer has two resettable trip meters, an hour meter and miles-to-service meter with warningFeatures turn signal, neutral, low oil pressure, low voltage, high beam and security indicatorsPerforms calculations and displays high speed recall, high rpm recall, 0-60 timer and 1/4-mile time and speedDisplays "check engine" and "wait to start" lightsGear position indicator works with 3- to 6-speed transmissionsAutomatic turn signal canceling compatible