1. Practical and versatile: Accurate measurement of ACDC voltage and resistance. This digital multimeter is a practical tool for solving electrical problems in industrial and household settings. It is ideal for testing household sockets, batteries (including vehicle batteries), troubleshooting car circuits, charging systems, and electronic components. 2. Auto Power Off Function: When the battery power is low, a low battery indicator will appear. If no operation is performed within 15 minutes, the digital multimeter will sound an alarm and automatically shut off. 3. Accurate Measurement: Features true RMS for measuring AC and DC voltages. Equipped with a builtin backlit LCD display with a count resolution of up to 4,000 and includes a flashlight for illumination. 4. Complete Accessories: Supports continuity buzzer and low battery indicator. Convenient functions like LCD backlight and LED light allow easy operation in dimly lit areas. Includes test leads and a user manual.