Features and specifications:Key features: 128 x 160 TFT color display Powered by 9V battery (battery not included) New boot voltage detection 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 One-button operation, automatic shutdown to avoid unnecessary battery drainage Short detection time: only 1.7 seconds (it is normal to take 1 minute for bulk capacitor detection)Reminder: Please make sure that capacitors are discharged before testing.Specifications Display: 128 x 160 TFT color display Normal testing speed: 1.7 seconds Shutdown current: 20nA Resistor test range: 0.5 ohms - 50M ohms Inductor test range: 0.01mH - 20H Capacitor test range: 25pF - 100000uF Color: Black Item size: 135 x 70 x 25 mm (5.31 x 2.76 x 0.98 in) Item weight: 99g (3.5 oz)Package includes: 1 x Transistor tester 1 x 14-Pin connectorReminder: Battery not included