The Klein Tools CL150 Clamp Meter is an excellent option for anyone in need of a reliable and versatile device for digital AC electrical testing. With its features such as Auto Power Off, Data Hold, Bar Graph Display, and True RMS, this handheld device is perfect for testing resistance, frequency, temperature, and much more. The CL150 also has additional features such as a touch-/auto-hold function, data logging, and min-max value mode.