Features
Real-time TRMS voltage, frequency, and harmonics monitoring
Logs voltage, sags, swells and implulses
Measures % THD and logs periods of 3% (line to neutral)
Selectable thresholds based on the most accepted international standards, defaults to ITIC *
Custom programmable event thresholds
Invertible display, when it is necessary to plug in upside down
Saves up to 512 events
Cat III 300V
2-year warranty[...]