F01-F09 RMS Multimeter clamps for measuring voltage, current, resistance, temperature, power and frequency. It measures RMS for all currents, sinusoidal and distorted. Enhanced ergonomics for ease of use. Auto AC/DC, Auto-range, Hold, Backlit LCD screen. Optimal safety: V-live protection, EN 61010-1, 600V Cat III. Compliant with IEC 61010 CAT II 1000 V / CAT III 600 V / CAT IV 300 V.