EASY TO USE - This smart digital multimeter defaults to smart mode, quickly and automatically identifying AC or DC voltage, resistance, continuity, and frequency. User-friendly for beginners. LARGE COLOR DISPLAY - This automatic multimeter features a large, high-resolution EBTN display that's easy to read, especially in low light conditions. The LCD screen displays 3 test results, which can be locked with a single button. MULTIFUNCTION - The side switch allows you to test capacitance, diode, duty cycle, and other functions in manual mode. A beep will sound when checking for continuity or short circuits, detecting a live wire, a phase, etc. RECHARGEABLE - With the built-in rechargeable battery and flashlight, frequent battery changes are no longer necessary, making long working hours and wiring in the dark a breeze. MINI MULTIMETER - IMD process, compact, stylish and fashionable design with side buttons to differentiate.