Offering true, reactive, and apparent power measurements, 3-phase, digital power clamp meter measures 3-phase 3-wire, 3-phase 4-wire, and single-phase circuits to 600 V at 1,000 A. Its 10,000 count, 4-digit dual LCD shows selected power measurement and stores up to 28 of them in memory. Including 2 in. jaw opening, device can measure volts, amps, kilowatts, VA, VARs, KWh, power factor, and frequency. Unit includes RS232 interface and tool box carrying case.