iRobot Roomba 500, 600, 700, 800 & 900 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack
Roomba Battery Long-Life ® (iRobot compatible)
Replacement Battery for Roomba 500 600 700 Series APS Battery 555 595 620 630 650 660 790" - Walmart.com
Batería Roomba Serie 900 Original (Litio)
iRobot Roomba Series 500, 600, 700, 800, and R3 Battery
Batería iRobot Roomba de 4500 mAh - Series 500, 600, 700, 800 y 900
Amazon.com: iRobot Roomba Authentic Replacement Parts - Roomba 1800 Lithium Ion Battery - Compatible with Roomba 960 895 890 860 695 680 690 675 640 614, Black : Home & Kitchen
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen