1It is a 3 3/4-digit automatic digital instrument with stable performance, high precision, high reliability, clear reading and overload protection. 2Driven by AAA 1.5V battery, the instrument adopts LCD display and adopts boost power supply. 3This instrument is easy to carry and is a meter that users like very much. 4This instruments can be used to measure DC voltage and AC voltage, AC current 600A, resistance, capacitance, diode, continuity test. 5It is a superior tool and instrument, laboratory, factory, radio enthusiasts and the ideal tool for the family.