Allows the measurement of AC/DC currents with a resolution down to 0.1 A, and up to a maximum of 600A, making it ideal for testing all kinds of loads such as found in: electric motors, fuel pumps, charging systems, starter currents, alternators, etc. Clamp opens up to 1" (25.4 mm). Large 4 digit LCD display. Operates with one rotary switch. One touch auto zero. Continuity check with audible indicator. Test leads and batteries included. Includes soft shell carrying case