The Kramp E201803 Clamp Ammeter is a versatile measuring instrument designed for electrical installations, automotive, and industrial applications. It accurately measures AC current up to 400A, AC/DC voltage up to 600V, resistance up to 40 MΩ, capacitance up to 4 mF, frequency up to 4 MHz, and temperature up to 1000 °C. Featuring a large LCD display with backlight, data hold function, and automatic shutdown, this true RMS device ensures reliable readings. It also includes continuity and diode test functions, with a jaw opening of 28 mm and a safety rating of CAT III 600V / CAT II 1000V.