A versatile tester for transistors, capacitors, diodes, resistors, inductors, and more It supports the measurement of NPN, PNP, triode, MOS, FET and Zener diode, and is ideal for various electronic components. The tester features replaceable SMD holders to accommodate small components and high power devices Firmware upgrades keep your device up to date. : The -P1 features an anti-burn protection mechanism that automatically identifies and discharges undischarged capacitors when plugged in. This feature prevents accidental damage and enhances the safety of the testing process. Efficient operation: The intelligent automatic recognition system of -P1 can quickly determine the pin definition and parameters of components, quickly identify the model and specifications of components, and improve your production efficiency. Colour:As Shown Material:ABS Package Contents: 1 * Transistor Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.