Highest Quality Auto-Ranging DMM Designed for Automotive Trouble Shooting; 18 Test Functions, 48 Test Ranges; Peak Min/Max records transient voltages as fast as 1 millisecond; Min/Max Mode records variations in all functions; Exclusive Non-Contact IR Thermometer Adapter Included - 1022F/550C max temp readings; Also measures Temperature via Temp Probe in Both F and C; Milliseconds Pulse Width Measures Fuel Injector ON-TIME; Inductive RPM Readings for both DIS and Conventional Ignitions; Desirable 20 Amp Test Range - Dual Fuse Protection; Modern Design, the Protective Holster is Built Into the Housing; Data Hold, Auto Power-Off, + Trigger Adjust; Large LCD Display w/White LED Backlighting and 40 Segment Analog Bargraph; Blow Mold Case, Test Leads, IR Thermometer Adapter, K-Type Temp Probe, Inductive RPM Clamp and Instructions included; TEST FUNCTIONS: AC/DC Voltage; Resistance; AC/DC Current; Non-Contact IR Temp in F & C; Temp via Contact Probe F & C; RPM & (DIS) RPM; Milliseconds Pulse Width; Dwell (direct); Frequency (Hz); Duty Cycle; Capacitance; Diode Test; Continuity; TEST RANGES: DC Volts: 0-400mV, 4V, 40V, 400V, 600V; AC Volts: 0-4V, 40V, 400V, 600V; DC Amps: 0-40mA, 400mA, 20A; AC Amps: 0-40mA, 400mA, 20A; Ohms: 0-400, 4k, 400k, 400k, 4M, 40M,; Capacitance: 0-4nF, 40nF, 400nF, 4uF, 400uF, 4mF, 40mF; Frequency: 0-2kHz, 40kHz, 400kHz, 40MHz; Duty Cycle: 0.1% - 99.9%; Pulse Width: 1.0 - 20.0 ms; Type K Temp: -22F to 1832F, -30C to 1000C; IR Temp: -22F to 1022F, -30C to 550C; RPM: 0-4000 RPM, 0-12000 RPM x10; RPM (DIS): 0-4000 RPM, 0-6000 RPM x10; Dwell: 4Cyl, 5Cyl, 6Cyl, 8Cyl; Continuity: Continuity Beep - under 50 Ohms; Diode: Diode Test