From the Manufacturer
The Klein CL2000 is a True RMS, auto-ranging clamp meter. It measures AC / DC voltage, AC / DC current, resistance, capacitance, frequency, and duty cycle. It can also test non-contact voltage, diodes, and continuity. Klein tools electrical testers are loaded with the latest innovative time saving features. They are designed by electrcians for electricians.
400A AC/DC True RMS Clamp Meter Product FeaturesTrue RMS. Backlit display and worklight. Magnetic mount and lead storage. Non-Contact Voltage Tester. Analog bar graph. Measures DC Current. Specifications. Height: 8.875" (225mm). Width: 3.375" (86mm). Weight (oz.): 10.7oz (303.34g). Batteries: 2 x AAA. Jaw Size: 1.25" (32mm). Included Accessories: test leads, batteries, case. Safety Rating: CAT III 600V