Amazon.com: for iRobot Replacement Parts Roomba 1800LI Lithium Ion Battery Compatible with Roomba 960/895/890/860/695/680/690/675/640/614 4376392 Series 4INR 19/65 14.4V 1800mAh/26Wh (1800mah) : Home & Kitchen
MaximalPower 2PK Ni-Mh 14.4v 3500mAh Power Tool Replacement Battery for iRobot Roomba 11702 80501 - Compatible with Roomba R3 500 600 700 800 900 Series 500 510 531 535 540 550 552 etc - Walmart.com
Batteria iRobot 14.4V, 4500mAh, non originale | AMPUL.eu