The UNI-T UT207B Digital Clamp Meter is a professional True RMS clamp meter designed for electricians, technicians, and maintenance professionals. It accurately measures both AC and DC current up to 1000A without breaking the circuit, making it ideal for industrial and commercial electrical work. It also measures AC/DC voltage, resistance, capacitance, frequency, continuity, and diode testing. Additional features include a 42 mm jaw opening, NCV (non-contact voltage detection), 6000-count backlit LCD display, LPF (Low Pass Filter), Inrush current measurement, auto/manual ranging, data hold, and automatic power-off. With a CAT III 1000V / CAT IV 600V safety rating, the UT207B delivers reliable, accurate, and safe electrical measurements for demanding applications