Features and Benefits: -HIGH CAPACITY - New & upgraded higher capacity 4500mAh replacement Roomba battery. More capacity than the original Roomba 3000mAh capacity. This will give you a longer run time on the vacuum before needing a charge. -REPLACE & UPGRADE - A perfect iRobot replacement battery, easy to replace and install directly. Also compatible with some Discovery Vacuum, Dirt Dog Vacuum, Create Vacuum models. -BACKED WITH SAFETY - Easy to charge and connect APS battery compatible with Roomba FloorVac models. Safely charge with safety features that internal overheating. -BONUS SIDE BRUSHES & CLEANING TOOL - Package comes with bonus accessories! Including: 1 brush cleaning comb plus 4 side brushes (2 for Roomba 500 600 & 700 series and 2 for Roomba 800 & 900 Series). More Cleaning Per Charge The high capacity 4500mAh replacement battery runs up to 50% longer than other replacement 3000mAh battery. Cost-Efficient & Less Replacing Up to 50% longer run time, requires less charges overall and extends lifespan for less than the cost of the manufacturer brand replacement. Direct Replacement Requires no additional modifications or tools. Compatible with current iRobot charger. Specifications: Capacity: 4500mAhh Voltage: 14.4V Battery Dimensions: 5.7 x 2.2 x 2.5 Weight: 1.83 lb Bonus Accessories 1 x brush cleaning comb 4 x side brushes (2 brushes compatible with Roomba 500/600/700 series, 2 brushes compatible with 800/900 series) Compatible Models: iRobot Roomba 500, 510, 530, 532, 535, 536, 540, 550, 551, 562, 570, 572, 580, 590, 610, 760, 770, 780, 790, 800, 870, 880, 980 Also compatible with some Discovery Vacuum, Dirt Dog Vacuum, Create Vacuum models. *Tenergy product is a generic replacement, not the original OEM battery. *Tenergy is not associated with iRobot Corporation.