The DC multifunction batt-ery tester monitor is mainly used to test all kinds of batt-ery's voltage, discharge current, discharge power, discharge impedance, internal resistance, capacity, dump energy, energy consumption and running time, and display the measurement data through LCD screen.Features:Push-on terminal, no need to connect with a screw.LCD display, 360 degrees viewing without bilnd spot, with backlight function, it is clearly visible whatever day or night.9 datas shown in the one screen, allows you catch the information you want at a glance.9 in 1 Measuring Type: Voltage, Discharge current, Discharge po-wer, Energy consumption, Capacity, Discharge impedance, Internal resistance, Running time, Remaining electricity.Widely applied to solar system, industrial assembly line, automobile, RV etc.Specifications:Color: blackType: (optional) Type 1: only Tester Type 2: Tester + 50A shunt Type 3: Tester + 100A shunt Type 4: Tester + 200A shunt Type 5: Tester + 300A shuntMeasuring range: 0-300A (using external shunt, can match 50A, 100A, 200A, 300A four shunts).Voltage measurement range: 0-200V. (When the test voltage is