Smart Power Meter, AC Power Meter, High-Precision Electrical Parameter Meter

PF9901 40A
Displays V, A, W/PF/Hz
AC Voltage: 3 V to 300 V
Current: 5 mA to 20 A or 10 mA to 40 A
Voltage Range: 300 V/150 V
Current Range: 20 A/2 A or 40 A/4 A
Range Selection Mode: Automatic/Manual Range Selection