Features and specifications: Key features: 128 x 160 TFT color display for easy readings, can display measured data and graphics Powered by 9V battery(not included) All components are protected by a plastic case, convenient to carry Automatically detect NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, thyristors, resistors, capacitors and other devices Automatically test the pins of a component and display on the LCD Measure the gate threshold voltage and gate capacitance of the MOSFET Measure bipolar transistor current amplification factor and base-emitter threshold voltage Two-button operation, automatic shutdown to avoid unnecessary waste Short detection time: Only 2 seconds (it is normal to cost 1 minute for bulk capacitor detection) Notice: Please make sure that capacitors are discharged before testing. Specifications: Case color: Gray Display: 1.8" TFT color display Material: PCB + Plastic Shutdown current: 20nA Resistor test range: 0.5 50M Inductor test range: 0.01mH 20H Capacitor test range: 25pF 100000uF Item size: 13.5 x 7 x 2.2 cm (5.3 x 2.76 x 0.86 in) Item weight: 99 grams (3.5 oz) Package size: Approx. 16 x 8 x 2.5 cm (6.3 x 3.15 x 0.98 in) Package weight: 102 grams (3.61 oz) Package includes 1 x Transistor tester (battery not included)