Check the listing for details. Mega328 LCR-T4 Transistor Tester Shell Diode Triode Capacitance MOS PNP/NPN. Condition: New. Listed at 8.99 USD. LCR-T3 graphical multi-function tester resistor capacitor + + + SCR + diode + transistor + mos tube inductance LCD 12864 LCD display, with backlight , backlight color is generally yellow-green . 9v battery powering stacked . If prolonged power , you can use two 8.4v lithium battery pack consisting of . Function: Add boot voltage detection function Automatic detection of NPN and PNP transistors , N -channel and P-channel MOSFET, diodes ( including dual diode ) , thyristors , transistors, resistors and capacitors and other components , Automatic test out the pin element and displayed on the LCD 4.Can be detected to determine the transistor emitter forward bias voltage of the transistor , MOSFET protection diode and the amplification factor of the base Measure the gate threshold voltage and gate capacitance of the MOSFET 1602 lcd display uses LCD (12864 LCD with backlight ) High test speed , valid component test: 2 seconds ( except in the larger capacitor of large capacitance measurement also takes a long time , the measured time of one minute is normal ) One button operation , power-on test , get a key . Power consumption off mode : less than 20 nA of Auto power off function to avoid unnecessary waste , saving battery power , improved battery life. Test ranges: Inductors, capacitors , diodes, dual diode , mos, transistor, SCR , the regulator, LED tube , ESR, Resistance,Adjustable potentiometer Resistance :0.1 ohm resolution, maximum 50M ohm Capacitor :25pf -100,000 uf Inductors : 0.01mh-20H NEW Function: Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, transistor, resistor and capacitor and other components Automatic test the pin of a component, and display on the LCD Can detect the transistor, MOSFET protection diode amplification coefficient and the base to determine the emitter transistor forward biased voltage Measure the gate and gate capacitance of the MOSFET threshold voltage Use 12864 liquid crystal display with green backlight