... Home Base Compatible with Roomba 500 Series robotsWith LED power-on IndictorChangable AC power cable2 year warranty Input :100 ~ 240VAC, 50/60Hz Output voltage ... : 22.5 ~ 9.0VDC +/-5% Output current : 1.25A +/-10% Ripple ... SAA, EK, PSE, CB, FCC, EMC, C-tick, RoHS AC/DC power adapter for IRobot Roomba 500 Series