Another good choice for the professional automotive technician, the #590 puts the right capabilities in your hands.
For example, the #590 can test the on-time of fuel injectors using the Ms pulse width test function. This DMM is completely auto-ranging, making it an easy and efficient tool to use. The #590 includes two sets of test leads, RPM pick-up, temperature probe, 9 volt battery, instructions manual and carrying case. Inductive RPM pick-up features a five position, adjustable sensitivity switch.
Features:

• 48 Test Ranges, 15 Test Functions
• Auto-ranging
• Modern design, protective rubber boot and case are all one piece
• Huge 2 inch high LCD display with backlighting, easy to see digits!
• Ms Pulse Width for fuel injector on-time
• Desireable 20 Amp fused test range
• Auto Power-Off, saves batteries
• Relative change function, Data Hold
• Built-in Temperature readings
• Includes zippered storage case

TEST RANGES:

• DC Volts: 0-400mV, 4V, 400V, 1000V
• AC Volts: 0-4V, 40V, 400V, 700V
• DC Amps: 0-40uA, 400mA, 4A, 20A
• AC Amps: 0-40uA, 400mA, 4A, 20A
• Ohms: 0-400, 4K, 40K, 400K, 4M, 40M
• RPM: 4 0-4,000 RPM, 0-12,000 RPM x 10
• RPM: 2/DIS 0-4,000 RPM, 0-6,000 RPM x 10
• mS PulseWidth: 1 – 10 mS
• Dwell: 4 cyl, 5 cyl, 6 cyl, 8 cyl
• Duty Cycle: 0.1% – 99.9%
• Capacitance: 0-40nF, 400nF, 4uF, 40uF, 100uF
• Frequency: 0-5Hz, 50Hz, 500kHz, 5kHz, 50kHz, 500kHz, 10MHz
• Temp: -20C to 760C, -4F to 1400F
• Continuity: Audible Beep
• Diode: Diode Test