![Chargeur et batterie VISIODIRECT Batterie pour iRobot Roomba 780 785 790 800 870 871 880 80501 3500mAh 14.4V -- | Darty Chargeur et batterie VISIODIRECT Batterie pour iRobot Roomba 780 785 790 800 870 871 880 80501 3500mAh 14.4V -- | Darty](https://image.darty.com/darty?type=image&source=/market/2018/05/23/8236625_1507_1.jpg&width=269&height=405&quality=95&effects=Pad(CC,FFFFFF))
Chargeur et batterie VISIODIRECT Batterie pour iRobot Roomba 780 785 790 800 870 871 880 80501 3500mAh 14.4V -- | Darty
![Heavy Duty Li-Ion Battery for iRobot Roomba 700 760 761 765 767 770 774 775 780 785 790 R3 - Walmart.com Heavy Duty Li-Ion Battery for iRobot Roomba 700 760 761 765 767 770 774 775 780 785 790 R3 - Walmart.com](https://i5.walmartimages.com/asr/6c9f0537-69a9-459f-9dcb-c383e8654378.bd075c2c69c27e7b15d76e92faabe0c5.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Heavy Duty Li-Ion Battery for iRobot Roomba 700 760 761 765 767 770 774 775 780 785 790 R3 - Walmart.com
![Do the grime and markings on the battery terminals mean it's probably time to replace it or do they just need cleaning? Roomba is currently not taking a charge. Older Roomba 780. : Do the grime and markings on the battery terminals mean it's probably time to replace it or do they just need cleaning? Roomba is currently not taking a charge. Older Roomba 780. :](https://i.redd.it/iay545dkoyk51.jpg)
Do the grime and markings on the battery terminals mean it's probably time to replace it or do they just need cleaning? Roomba is currently not taking a charge. Older Roomba 780. :
![Powery Akku kompatibel mit Staubsauger iRobot Roomba 780, 14,4V, NiMH ab 39,90 € | Preisvergleich bei idealo.de Powery Akku kompatibel mit Staubsauger iRobot Roomba 780, 14,4V, NiMH ab 39,90 € | Preisvergleich bei idealo.de](https://cdn.idealo.com/folder/Product/200980/8/200980858/s1_produktbild_max_1/powery-akku-kompatibel-mit-staubsauger-irobot-roomba-780-14-4v-nimh.jpg)
Powery Akku kompatibel mit Staubsauger iRobot Roomba 780, 14,4V, NiMH ab 39,90 € | Preisvergleich bei idealo.de
![Kastar 2-Pack Battery Replacement for iRobot Roomba 545, iRobot Roomba 550, iRobot Roomba 551, iRobot Roomba 552, iRobot Roomba 560, iRobot Roomba 561, iRobot Roomba 562, iRobot Roomba 565C - Walmart.com Kastar 2-Pack Battery Replacement for iRobot Roomba 545, iRobot Roomba 550, iRobot Roomba 551, iRobot Roomba 552, iRobot Roomba 560, iRobot Roomba 561, iRobot Roomba 562, iRobot Roomba 565C - Walmart.com](https://i5.walmartimages.com/asr/c32a69a9-2559-4d5a-8726-b913b96ba5d6.33919f7a43c6d5b1252321921099b7b6.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)