External Battery Charger for HP TouchSmart tm2 series, HSTNN-DB0Q, HSTNN-LB0Q HSTNN-I77C, 582215-241, 586021-001, WD547AA, WD547AA#ABB, rating 10.8v/ 11.1V laptop battery Input Voltage: 100 ~ 240V AC 0.16~0.52A 50/60Hz Output Voltage: +12.6VDC / 2.5A Condition: Brand New 6 months limited warranty