... display, easy to read I. IntroductionDF~300V Handheld Three~phase Meter is high accuracy, high stability, low power consumption ... Can test the three~phase AC voltage, current, phase between voltage, phase between current, phase between voltage¤t, frequency, phase, active power, reactive ... factor-1~+10.001±0.03Note: phase error ±3° under working (phase error ±5° if current amplitude under 10mA). Best ...