The Triplett 9007-A Industrial AC/DC Digital Multimeter is a ruggedized 3 1/2 digit (2000 count) high performance precision digital multimeter with a large backlit high contrast LCD display. Its measurement features include AC and DC Voltage and Current, Resistance, Continuity, Diode Test, Temperature, Frequency and Capacitance. The overmolded housing provides impact and drop resistance in a sleek ergonomic package, and the convenient Auto Power Off feature maximizes battery life. Its industry leading CAT III design provides superior resistance to damage from transient overvoltages, such as those experienced in demanding industrial settings. The 9007-A is well suited for use in all test environments, from occasional use in residential applications, to everyday use by installers, home theater technicians, security technicians, electricians, HVAC technicians, and other professionals in the electrical and electronics industry.