Description:This is a multi-functional transistor tester for automatic detection of NPN and PNP transistors, N channel, P channel, MOSFET and JFET, diodes, dual diode, thyristor, automatic identification of the transistor pinout. It also can be used for frequency measurement and PWM signal generator.Specifications: Type: Assembled Tester Display: 1.8inch 160*128 LCD Input voltage: DC 6.8V-12V Operating current: about 30mA, measured when inputting 7.5V DC voltage Resistance measurement: Max. 50MO Resistance resolution: 0.01O Capacitance measurement: 25pF~100mF Capacitance resolution: 1pFFeatures: The processor uses high-performance single-chip ATMEAG328P DIP-28. With IC seat Display unit uses 160×128 pixel colour display, the whole screen character number is 8×20, colour depth is 16 bits, graphics display component symbol Rotary code switch control, one-button measurement, automatic shutdown Powered by a 9V laminated battery, it can also be powered by a power adapter. The current is about 30mA, and the current is about 20nA after shutdown Automatic detection of NPN and PNP transistors, FETs, diodes, dual diodes, thyristors, thyristors, automatic identification of the above transistor pin distribution Test NPN and PNP triode common emitter current amplification factor, base-emitter threshold voltage, collector-emitter leakage current at turn-off Identification of Darlington transistors through triode base-emitter threshold voltage and high current amplification factor. Detect power diodes and FET built-in protection diodes Test FET gate-source turn-on threshold voltage, drain-source on-resistance, gate-source capacitancePackage Included: 1 x Transistor Tester 1 x Acrylic Case