For iRobot For iRobot Roomba i7 i7 Plus e5 e6 i3 i4 14.4V 4000mAh Li-ion Battery Replacement BAKNXX95450 0 Review(s)  $584.71 100% compatible replacement. High-quality Lithium-Ion battery replacement. Perfect replacement battery for iRobot Roomba e5/ i7158/ e6 / i7 Plus/ i7558 vacuum cleaners High capacity, long runtime – reliable power and suction when you need it and fewer charging breaks thanks to modern Lithium cells without memory effect tech – just like your original... Add to cart