Features: TC-V2.12k is a multi-function tester with TFT graphic display. Automatic calibration self-test Support Chinese and English Built-in high capacity rechargeable lithium ion battery Micro USB charging interface, charging indicator LED Product Parameters: Size:70x90x26m/2,71x3,58x1,10 inches Display:TFT display, colour display Diode range:less than 4.5 V Zener Diode:Transistor detection area:0.01 - 4.5 V Zener diode detection area: 0.01 - 30v Thyristor range: IGT less than 6mA Capacitance:25pF-100mF Resistance:0,01-50m Inductance:0.01 mH-20H Supply voltage:3.7 V Power supply: built-in rechargeable lithium battery Measurement results with TFT graphic display (160x128) Single button operation Automatic shutdown (standby time setting) Built-in high-capacity rechargeable lithium-ion battery Lithium-ion battery voltage detection Supports Chinese and English Warning: Built-in lithium-ion battery, it is strictly prohibited to immerse the tester in water or near a heat source! Warning: For your personal safety, please strictly observe the specifications and precautions for the use of lithium-ion batteries! Transistor Test. After completing the test has been turned off or test, will test the test in the test area part of the test socket transistor, the handle of the blockade, press the multi-function key automatically tester measurement, measurement results are displayed when the test is over. Warning:Always download the capacitor before connecting to the tester! The tester may be damaged before switching on. Warning:We do not recommend using the tester to measure batteries! The battery voltage should be less than 4.5 V or the tester may be damaged. Note:Do not perform other operations during calibration to avoid affecting the calibration accuracy. Packing list: Tester X1 Accessory kit X1