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: 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: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement may vary by +/- 1-3 cm.