This meter uses Large Scale Integration and unique function circuits. It can measure AC Voltage, DC Voltage, AC Current, resistance, diode, and fulfill audible continuity test. Item Description: Brand New and High Quality AC Current: Range 10mA ~ 20A, 100mA ~ 200A, 1A ~ 400A. Overload protection: 400A on all ranges. AC Voltage: Range 1V ~ 450V. Overload protection: 450V AC on all ranges. DC Voltage: Range 1V ~ 600V. Overload protection: 600V DC / (peak AC) on all ranges. Diode Test, Continuty test, Resistance measurements,Transistor P-N junction test. Continuity test with buzzer sound while < 75 Ohm. Resistance Measurement: 200K Ohm Range. Max display: 1999, Auto polarity display. Power Source: UM-4 or 2 x AAA 1.5V battery Cable length: about 70 cm. Data hold function. This meter can measure AC/DC voltages, AC currents and resistance.It also can be use for diode and continuity test.It is very convenient to measure AC current,just make electric wires cross though the jaw of clamp. Data-Hold function Small size, Lightweight Note: If a battery signal appears on the display, it indicates battery should be replaced. ( Size AAA batteries will be OK) Package Included: 1 x Digital Clamp Multi-meter 2 x AAA Batteries 1 x User Manual ~~~~~SHIPPING FEE~~~~~ Our system will stop any shipping if there is an error inthe selection of the correct shipping option.Thus, for your and our benefit, please select based on your postal address. Purchasing more than two products: Please pay the highest shipping cost for one item and the combined shipping cost for each other item.