Universal AC input / Full range.
PF > 0.92 @ 230V AC and full load.
Protections: Short circuit, overload, over voltage, and battery low.
Cooling by free air convection.
Fixed switching frequency at 134 kHz.
100% full load burn-in test.
UL 60950-1 and TUV EN 60950-1 approved.
Full 2 year warranty.