The Klein Tools CL600 Digital Clamp Meter Electrical Tester with True RMS is a handheld multimeter designed for electrical testing. It is a CAT III meter with a current range suitable for measuring various ranges of electrical currents. The meter features a digital display and a clamping circuit for input protection. The True RMS capability ensures accurate measurements, making it a reliable tool for professionals in the electrical industry. Overall, this digital clamp meter by Klein Tools is a versatile and essential instrument for troubleshooting and inspection purposes.