Description: Multifunction: This transistor tester is not only a measuring device, but also is a signal generator. Wide range: This digital transistor tester can measure up to 50mΩ resistance, up to 50V voltage, 25pf to 100mf capacitance. Suitable type: This digital capacitance meter is suitable for measuring a transistor, diode, triode, and so on. Flexible power method: This LCD transistor tester can be powered by a 9V battery, or you can connect it to a DC power supply. Humanized design: This digital transistor measuring tool is designed with an automatic power off and automatic detection function. Specification: Power: 1x9V battery(Not included), DC: 6.8-12V. Current: 30mA. Resistance range: Maximum 50mΩ. Resistance resolution: 0.01Ω. Capacitance range: 25pF~100mF. Capacitance resolution: 1pF. DC voltage measurement: Up to 50V. Screen size: Approx. 3.7x3cm/1.45x1.18 inch. Circuit size: Approx. 7.8x6.2cm/3.07x2.44 inch. Note: There might be a bit of color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Capacitors must be discharged before measuring capacity, otherwise the meter is likely to be damaged. Package Includes: 1 Piece Transistor Tester.