The industrial 6043 inductive amp probe is capable of measurements up to 1000A on circuits up to 1000V DC (750V AC) The large jaw opening over 2" allows for easy use on the largest set of cables. Compatible with most Digital Multi-Meters (DMM) the unit comes with a 10 ft. coiled cord with standard safety banana plugs. The unit has two settings 200A and 1000A for improved accuracy and zeroing button (degaussing) for use on DC circuits.  LED's include a power "ON" as well as a "LOW BATTERY". Unit comes with a 9V battery that is user-replaceable.