iRobot 4409709 rechargeable battery

For iRobot Braava 380, 2000mAh Braava 380’s rechargeable battery gives you 25% more cleaning time than Braava 320, lasting up to four hours dry mopping and up to two and a half hours damp mopping on a single charge. Battery charges in as fast as four hours with the Braava 380 adapter or in just two hours with the optional Turbo Charge Cradle.