... : AC:5-600V, DC:1-600V, 0.005-20A UI2008R Power Meter Power Factor Meter • Measure Vrms, lrms, W, PF/Hz;• Measure AC ... , DC, AC+DC;• Automatic selecting ,out of limit alarming, advance the work ... range;• Accuracy: ±(0.4%reading + 0.1%range + 1digit). UI2008R Power Meter Digital Power Factor Meter