"Battery type: Ni-MH, Voltage: 7.2V, Capacity: 4500mAh, 100% compatible with the original charger. Compatible with iRobot Braava 7.2V battery, 380 380T 390 390T, Mint 5200 5200B 5200C. Compatible with iRobot Braava battery, FCC and RoHS certified, no pollution, no memory effect, environmentally friendly Ni-MH battery cells. Low self-discharge, can be charged or discharged without capacity loss when needed. Short circuit, overheat & overvoltage protection. Warranty: We offer 30 days money back, 7*24 hours friendly customer service support."
