The New, Improved 9000 Series clamp-ons have many new features including backlit displays - plus temperature, capacitance, and frequency on select models. Affordable Clamp-Ons for today"s maintenance needs. All CE marked. Tested to IEC 1010 category III 600V. Clamps fit 1 - 750 MCM or 2 - 350 MCM cables. Rugged - designed to MIL-T-28800 for a class II instrument. Double insulated design. Each model 9000 series clamp-on includes a zippered, vinyl carrying case, test leads, screw-on alligator clips, battery and instruction manual. The 9310-A also includes a k-type thermocouple adaptor and probe.