General Tools CM380 Auto Ranging 80 Amp AC/DC Clamp Meter 600A with NCV & Type K Probe Compact auto ranging clamp meter optimized for automotive use; clamp jaw sized for automotive electrical cables Auto or manual ranging; 11 functions, 38 ranges; current range is 0 to 80A and max current resolution is 1mA Built-in work light and NCV detector; measures temp from -4 to 1832 degrees Fahrenheit using included K type thermocouple ETL approved; power source is 3 AAA batteries (included) Includes double-insulated test leads w/screw-on alligator clips, K type bead thermocouple probe and plug adaptor, soft pouch, user's manual, warranty