1.Measure Vrms, lrms, W, PF, Hz 2.Can test every kinds of curve Specification:• Measure Vrms, lrms, W, PF, ... , PF value on 4 windows, suitable for production line;• Can test every kinds of curve; Print both data & curve; • Communication port ... 4 grades: 6V/12V/24V/50V, output current: DC 0~2.5A (adjustable).LSP-1KVA: AC to AC Power Supply. Output ...