DESCRIPTION In-rush current function (319) for measuring starting current for motors, lighting, etc. Measuring current Frequency (319). Resolution up to 0.01A and 0.1 V. Measures AC/DC current to 1000 A (319). Measures AC/DC volts to 600 V. Special 40 A high accuracy AC/DC high measure, 1.6% accuracy, 0.01A resolution. Small body and jaws fit perfectly in your hand and into tight places. Large, backlit display is easy-to-see in less than ideal conditions.