The AMES INSTRUMENTS™  600A AC Clamp Meter provides a full range of AC current, AC/DC voltage, and frequency measurement functions for basic electrical troubleshooting. The AC clamp meter has a 3-3/4  digit digital display capable of measuring resistance, continuity and diode test.  The unit also has a built-in work light and non-contact voltage measurement capability for efficiency and safety. CAT III 600v safety rated, independently tested by ETL.