XLife battery for iRobot Roomba series 600, 700, 800 (Original)
morpilot Batería Xlife de Reemplazo para iRobot Roomba, 14.4V 4050mAh Vida Extendida de 1000 Ciclos Compatible con iRobot Roomba Series 500 600 700 800 : Amazon.es: Hogar y cocina
ORIGINAL XLife Extended Life Battery iRobot Roomba 500 600 700 800 & Scooba 450 | eBay
Authentic iRobot Parts - Xlife Extended Life Battery Model 4445678 for sale online | eBay