Features and Benefits * Charges in 3 hours with APS charger * Provides up to 100 minutes of run time * 50 percent greater useful life than original Roomba batteries * Easy to charge and connect * Compatible with the following models: iRobot® Roomba® 400 Series Discovery Series Create Models Dirt Dog® Models TECHNICAL SPECIFICATIONS: * Votlage: 14.4V * Capacity: 3.3Ah * Max. Discharging rate : 10 C at24 A * Dimension: 7 x 2.2 x 2.3 inches ; * Weight:28 Oz. *Tenergy product is a generic replacement, not the original OEM battery. *iRobot®, Scooba®, Roomba® are trademarks of iRobot Corporation. *Tenergy Corporation is not associated with iRobot® Corporation. * Tenergy product is not subject to any warranty by iRobot.