FLIR Single Phase/Three Phase 1000A AC Power Clamp Meter Kit with NIST 

This FLIR Single Phase/Three Phase 1000A AC Power Clamp Meter Kit with NIST  is a clamp meter with test leads that allows you to take a wide variety of measurements. The meter supports measuring single and 3-Phase True Power (kW), Apparent Power (kVA), Reactive Power (kVAR), Horsepower (HP), Power Factor, and Phase Angle with Lead/Lag indicator; it also supports Auto Detect AC/DC Voltage measurements with simultaneous frequency display. Included with this meter are a test lead kit, Type K probe, carrying case and 9V battery. This is the NIST version, which means the unit has been calibrated by the National Institute of Standards and Technology and includes a certificate and documentation.