Lithium Ion Battery for Roomba® e & i series | iRobot
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen
iRobot 4419696 - Batteria Lunga Durata per Roomba serie 500/600/700/800
Powertrust 2600mah I7e5 Li-ion Battery For Irobot Roomba Vacuum Cleaner E Series E5 E6 And I Series I7 I7+ I7550 I7558 Abl-d1 - Rechargeable Batteries - AliExpress