Features: 【TFT Graphic Display】: TC3 tester is equipped with a 160*128 TFT graphic display, which can clearly display the measurement results and make the operation more intuitive and convenient. The testbed is divided into transistor and zener diode test areas. 【Multi-functional Tester】: The device can automatically detect and measure various electronic components, including transistors, diodes, resistors, inductors, capacitors, etc., powerful and easy to use. 【Self-test with Automatic Calibration】: TC3 tester has an automatic calibration self-test function, which can ensure the accuracy of the measurement results and improve work efficiency. 【Support A Variety of Infrared Code】: The device supports various infrared code and can receive and decode a variety of infrared signals, applicable to a wide scope. 【Built-in High-capacity Battery】: The TC3 tester has a built-in rechargeable lithium-ion battery with high capacity and long service lifespan, and it can also detect the battery voltage, which is convenient for real-time monitoring of the battery status. 【One-button Operation & Automatic Shutdown】: The device supports one-button operation, which is easy to use, and it also has the function of automatic shutdown, you can set the timeout time, which is energy-saving and eco-friendly. 【USB Charging Port】: TC3 tester adopts a USB charging port, which makes charging convenient and fast, and there is also a charging indicator LED, so you can clearly see the charging status. 【Compact & Portable】: Specifications: Name: Transistor Tester  Material: plastics Battery: 2 * 3.7V, 180mAh lithium battery (included) Item size: 80 * 89 * 28mm / 3.15 * 3.50 * 1.10in Item weight: 97g / 3.42ounce Package size: 170 * 130 * 40mm / 6.69 * 5.12 * 1.57in Package weight: 106g / 3.74ounce Packing List: 1 * Transistor Tester  1 * USB Cable 1 * Set of Accesssory