True-rms technology improves accuracy in noisy environments; Measures AC/DC voltage to 1000V, AC/DC current to 1000A, plus resistance, frequency, capacitance, power and power factor, total harmonics distortion (THD) and individual harmonics from 1 to 25; Measures temperature from -58° F to 1832° F (-50° C to 1000° C); Includes inrush current measurement and phase rotation indication for 3-phase motors; Non-contact voltage detection enhances safety; Low pass filter allows measurement of voltage and frequency of variable frequency drives; Continuity beeper quickly identifies shorts and opens; Large backlit digital display with analog bar graph presents the full picture; Min, max and smart data hold; Peak hold identifies spikes and transients; In-jaw flashlight automatically lights when jaws open to illuminate dark panels and junction boxes; Auto power off conserves battery life; Maximum jaw opening accommodates large conductors up to 1.60 (45mm); Rubber overmold body absorbs shocks-drop proof to 4 feet (1.2m); CAT IV-rated AC/DC current clamp meter; Includes test leads, batteries (installed), banana k-type thermocouple, deluxe carrying case, and users manual; Accuracy: ± (0.5 % rdg+3 LSD) (Frequency), ± (0.7 % rdg+ 2 LSD) (DC Voltage), ± (1.0 % rdg+ 5 LSD) (AC Voltage), ± (1.5 % rdg+ 5 LSD) (AC Current), ± (1.5 % rdg+ 5 LSD) (DC Current), ± (1.9 % rdg+ 8 LSD) (Capacitance), ± (1.0 % rdg+ 3 LSD) ( Resistance)