Housmile Roomba battery 14.4V 3500mAh This battery is fully compatible with all Roomba FloorVac models. Brand new Battery Pack which is compatible with iRobot Roomba Advanced Power System (APS) Battery. Cycles Powers for up to 100 minutes of continuous clean up. Capacity:3300mAh//Voltage:14.4V. 30 days money back, 1 year warranty