* Cell Type : Ni-MH
* Voltage: 14.4V
* Capacity: 3300mAh
* Dimension: 145mm x 63.5mm x 56mm * APS Replacement rechargeable battery for iRobot Roomba 500 Series, Discovery Series and Original models.
* Charges in 3 hours with APS charger
* Provide up to 120 minutes of run time
* 50% greater usefull life than original Roomba batteries
* Easy to charge and connect *
* Brand New, Full 12 months warranty!!