We have a Dyson battery powered model. Pretty nice but the battery pack has gone bad several times. Thankfully, while under warranty they ship you a new pack wi

We have a Dyson battery powered model. Pretty nice but the battery pack has gone bad several times. Thankfully, while under warranty they ship you a new pack without too much trouble, and you're free to harvest the 18650s from the old one, which made up for the hassle.