1This is a multi-functional digital multimeter which can accurately measure DC/AC voltage, current, resistance, capacitance, frequency, etc. 2It also can test NCV(non-contact voltage), live line, diode, transistor and continuity. 3The non-contact voltage detection function, detecting voltage without contact wire, avoid electric shock. 4With work light, convenient to operate in the dark. 5Widely used in laboratories, factories and homes.