axelpfander6 years ago000What type of battery is used in the unit and what is the estimated number of charge cycles?Show in original language (German)iRobot_Schweiz6 years ago000 Helpful answerHello Axelpfander The Roomba 980 runs on a 3'300 mAh lithium-ion battery. What do you mean by "estimated number of charge cycles"? Best regards Your iRobot TeamShow in original language (German)Comment