Digital Component Tester Transistor Diode Capacitor Inductor Resistor ESR MeterFeatures:Easy and convenient to use.Plug the component, click test button, the meter will measure and identify the component.Automatic identify components.Automatically detect the pins.Automatic measurement parameters.Can measure resistor/diode/capacitor/inductor.Specification:Range:Resistor: 0.1w-50mwCapacitor: 25pf-100000ufInductance: 0.01mh-20hWorking power: DC9VStandby current: 0.02uaOperating current: 25maNotice:Before measuring big capacitor, the capacitor must be discharged, otherwise it may very likely damage the meter.Package included:1*Component testerNot include battery (the battery type for the meter is 6F22(9V)