Amazon.com: NASTIMA 14.8V 5000mAh Lithium ion Replacement Battery Compatible with iRobot Roomba 960/895/890/860/695/680/690/675/640/614, Replace The Original 1800mAh Lithium ion Battery : Home & Kitchen
NEW Roomba Models Compared i7 vs i7+ vs 675 vs 690 vs E5 vs 960 vs 980 | This was a video I did showing the similarities and differences in the new
Roomba 675 vs. 690 [Which Entry-Level Roomba is Better?]