The 750 series Automotive Multimeter includes powerful Automotive test functions such as; Frequency, Duty Cycle, Diode and Continuity Tests, PLUS Automotive specific tests; True RMS, RPM, Dwell, Pulse Width, Temperature, Backlight, RS232, and Min/Max. It is CATIII so it is compatible Hybrid vehicle systems. Features: Diode Test, Continuity Test, Auto Range , Data Hold, Relative Change, Backlight, Auto Power Off, CATIII 1000V, Min/Max, RS232 and Cable, Red and Black Test Leads, Alligator Clips, RPM Pickup Adapter, Temp Probe Adapter, Black Canvas Case, and PC Cable and Software.