True RMS AC/DC Clamp-On Meter w/ Temp., Cap., Freq. & Backlit Display The Triplett 9305 is 4000 count high performance digital compact clamp-on meter with a backlit LCD display. It offers a large variety of measurement features including AC Current, AC/DC Voltage, Resistance, Continuity, Diode Test, Temperature and Capacitance. The rubberized over molded housing provides impact and drop resistance in a sleek ergonomic design, and the user-friendly Auto Power Off feature helps maximizes battery life. With a leading CAT III design it provides superior resistance to damage from transient over voltages in any demanding industrial settings. The Model 9305 is suited for a variety of industrial and residential applications such as security, electrical, HVAC installations and more. Founded in 1904, U.S.-based Triplett Test Equipment continues to be on the leading edge of specialized testers. Whether supplying vital test equipment to the U.S. Signal Corps during WWII, or providing the railroad industry with essential testers to ensure the safety of their crews and the public, Triplett prides itself in developing innovative, reliable, and durable test equipment for every technician--that also won't break the bank.