APS 4500 mAh Battery for iRobot Roomba 581
after 4 years of loyal service, the battery of my Roomba (3000 mAh) began to seriously falter; it hardly took half an hour this, besides the fact that it is new, with a capacity of 4500 mAh allows me to chain 3 rooms (3 x 1/2 h) without reloading; to