For iRobot 14.4V 3000mAh Li-ion Battery For iRobot Roomba i7 7156 7558 i7+ 7150 7550 e5 e6 i3 i3+... BAKCJS82520 0 Review(s)  £45.99 100% 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