with a cord-free vacuum, you need a shark. because only shark's cord-free lineup has duo-clean technology so you can deep clean carpets and give hard floors a polished look. and with two swappable batteries at maximum suction, our shark ion f80 gives you more run time than the dyson v10 absolute. and now shark takes cord-free beyond stick vacuums by introducing a full upright model. shark ion cord-free vacuums available in stick and upright.