【Compact Design】Palm-sized U-shaped current clamp meter for easy portability and convenient use 【Versatile Measurement】Capable of measuring both AC and DC current with automatic AC current range detection 【Easy Operation】12mm jaw opening fits various wire types; simply place single wires within the U-shaped clamp for quick measurements 【Precise Readings】Delivers accurate measurements for both AC and DC currents up to 100A, and voltages up to 600V 【Multiple Functions】Supports resistance measurement, continuity test with buzzer, NCV voltage detection, and includes a flashlight for convenience Specifications: DC Current Range: 0A-100A AC Current Range: 0A-100A DC Voltage Range: 0V-600V AC Voltage Range: 0V-600V Resistance Range: 0-20MΩ Capacitance: Not supported Hz frequency: Not supported Diode: Not supported On-off beep: Supported NCV voltage detection: Supported Auto shutdown: Supported Auto range: Supported Data retention: Supported Low power prompt: Supported Flashlight lighting: Supported Display: LCD backlit screen Max Count: 4000 counts Power Source: 2 x AAA batteries (not included) Weight: 66g Material: ABS