Kastar 2-Pack Vacuum Battery for iRobot Braava 320 321 Mint 4200 4205 Robotic
Replace Part No.: 4408927GPRHC152M073CS-DM6780VXCSDM6780VX Compatible with the following iRobot Floor Cleaning/Mopping Robot Models: iRobot Braava 320iRobot Braava 321iRobot Mint 4200iRobot Mint 4205Dirt Devil EVO M678