Comprehensive test coverage: This advanced tester is capable of testing semiconductors with voltages from 0 to 3500V, ensuring wide applicability for a wide range of electronic components. Versatile: Ideal for testing a wide range of components, including transistors, diodes, MOSFETs, triodes, LEDs, and metal oxide varistors (MOVs), making it an essential tool for electronic diagnostics. Convenient power management: Equipped with a built-in lithium battery, it ensures portability and continuous use. It features a Type-C charging port for fast charging. Digital display for enhanced visibility: The tester has a digital display panel that provides clear and intuitive readings, making it suitable for use in any lighting conditions. Accurate and reliable: Designed to provide precise measurements and withstand voltage testing, this tester is essential for both professional and amateur electronic engineers. Adjustable output voltage: DC 0V–3500V Voltage display accuracy: 0.3% Adjustable output current: 50μA–5mA Output mode: Constant voltage, constant current output Maximum power: 5W Voltmeter resolution: 0.1V below 100V, 1V above 100V Battery capacity: 700mAh Charging current: 550mA Charging interface: Type-C (charging indicator red, full power indicator green) Charging adapter: 5V 1A mobile phone charger (rechargeable) Protection function: Over-temperature protection (high temperature indicator blue), lithium battery undervoltage protection (battery below 3.3V lights up blue) Specifications: B: Red light / A: Blue light / C: Green light Color: As shown Material: Plastic Package Contents: 1 x Transistor Tester Kit Note: Only the items listed above are included. Other products are not included. Light reflection and differences in display settings may cause slight variations in the color of the item shown in the picture compared to the actual item. Measurement may vary by ±1–3cm due to manual measurement.