Bright LED Flashlight: The LED flashlight allows you to test efficiently and comfortably anywhere, indoors and outdoors, day or night. Dual Mode: The multimeter supports automatic mode and manual mode. Auto mode can automatically measure AC/DC voltage, resistance and continuity. Live/Neutral Wire Check: Safe and easy to distinguish live/neutral wire by comparing the strength of the detected voltage, the wire that detects the strongest voltage signal is a live wire. LCD Display: Greatly improve the reading experience, illuminated numbers and letters make it very easy to read even in direct sunlight or low light. Easy to Use: Insert the red test lead into the "INPUT" terminal, the black test lead into the "COM" terminal. AC and DC voltage, resistance and continuity can be measured directly after startup.