... Home Base Compatible with Roomba 500 Series robotsWith LED power-on IndictorChangable AC power cable2 year warranty Input :100 ~ 240VAC, 50/60Hz Output ... current : Limited 15A for a cold start No load standby power ≤0.5W Efficiency: 85 % Min Operating temperature: -29°C+45 ... , BS, SAA, EK, PSE, CB, FCC, EMC, C-tick, RoHS AC/DC power adapter for IRobot Roomba 500 Series