... . Battery for iROBOT Roomba 400 Series ReplacementFeatures Charges up in 3 hours with Roomba APS battery charger Compatible with both Roomba 400/4000 Series including Roomba Original, Roomba ... High Power 14.4V 3000mAh (3Ah) rechargeable replacement APS battery Replacement Battery for iRobot Roomba 400 ,405 ,410 ,415 ,416 ,418 ,4000 ,4100 ,4105 ...