The Milwaukee Fork Meter (NIST) is a heavy duty True-RMS electrical tester for professional residential, commercial and industrial applications. The 2205-20 is four tools in one providing current measurement, voltage measurement, voltage detection and task lighting. In addition, the new tool provides a wide 0.63 fork opening, high 200amp current range and a high contrast white-on-black display. A NIST Certificate of Calibration with Data is also included, needed by many organizations as proof of calibration with the date when NIST Calibration was performed. Covered by Milwaukee 5-Year Warranty.