Odec 7.2V iRobot Mint Vacuum Cleaner Replacement Battery for iRobot Braava 380t 380 Mint 5200 5200B 5200C Floor Cleaning Robots, 3500mAh Ni-MH Voltage: 7.2V; Capacity: 3500mAh; Chemistry: Ni-MH CE/FCC certified, to ensure our quality, all of our products are tested by manufacturer and thus rest assured the purchase iRobot Mint 5200 vacuum cleaner replacement battery for iRobot Braava 380, 380T, Mint 5200, 5200B, 5200C floor mopping robots Long running time,convenient to use(Warm tip: Please stay the battery away from the heat and mental objects.) Enviromental Ni-MH cells, no pollution to our environment