The 72-6707 is a general purpose Digital Multimeter (DMM) manufactured by Tenma. It is capable of measuring AC and DC voltage up to 1000V, AC and DC current up to 10A, resistance, capacitance, frequency, and temperature. It also features automatic ranging, data hold, low battery indicator, and a 3 3/4 digit LCD display. It is powered by a 9V battery and also includes an AC adapter.