Klein Tools, 400 amp Digital Clamp Meter, AC Auto-Ranging. Measures AC current and NCVT via clamp and AC/DC voltage, resistance and continuity via test-leads. Non-contact voltage tester integrated into the clamp jaw. Backlit LCD for ease of viewing in low light. Auto ranging measurements. Test lead holder on side of clamp and optional magnetic hanger for meter (Cat. Nos. 69445 or 69417) for hands-free operation. Durable, multifunction meter. Auto-Range, Hold, Data Hold, and Max value. Auto-power off after 10 minutes to conserve battery life. Includes a carrying case, test leads with CAT III/CAT IV safety caps, Instructions, and 3 x AAA batteries. Low battery indicator and easily accessible battery compartment. Built to withstand a 6.6 ft. (2 m) drop. CAT III 600V, Class 2, Double insulation safety rating. Meets requirements for use in basic and controlled electromagnetic environments like residential, office and light-industrial locations.