Features: Self test with automatic calibration Color: White Size: 69*91*28m/ 2.71x3.58x1.10 inch Display: 1.8 inch TFT Screen, Color Screen Diode Range: less than 4.5V Zener Diode:Transistor Detect Area: 0.01-4.5V Zener Diode Detect Area: 0.01-30V Triac Range: IGT less than 6mA Capacitance: 25pF-100mF Resistor: 0.01-50MΩ Inductance: 0.01mH-20H Power Voltage: 3.7V Power: Built-in Rechargeable Lithium Battery Package Included: 1 x Multi-functional TFT Transistor Tester 1 x Electronic Component Set 1 x Cable 3 x Test Hook