PWR+ Roomba 400 Battery Replacement: 400 405 410 415 416 418 4000 4100 4105 4110 4130 4150 4170 4188 4210 4220 4225 4230 4232 4260 4296 400-Discovery-Create Dirt-Dog-Schedular PWR+ BATTERY: Introducing Improved Replacement for OEM Genuine Original iRobot Roomba Battery at Half the Price. PWR+ Battery is Head Above any Private Label Generic Equivalent or "Genuine" iRobot Roomba from a Dropshipper with no US warehouse POWER SPECS : Battery Type: Ni-MH / Voltage: 14.4V / Capacity: 3000mAh WARRANTY: 30 Days Refund - 12 Months Exchange. PWR+ is WA, USA based company. We are friendly Customer Support Experts COMPATIBILITY: 400 405 410 415 416 418 4000 4100 4105 4110 4130 4150 4170 4188 4210 4220 4225 4230 4232 4260 4296