The Dyson V6 battery is the powerhouse behind one of Dyson’s most popular cordless vacuums. Designed with lithium-ion technology, it provides reliable suction power without the hassle of cords. On a full charge, it delivers up to 20 minutes of cleaning time, though this drops when using max mode for tougher tasks. Like all rechargeable batteries, its lifespan typically ranges from 2 to 4 years, depending on usage and care. When performance begins to drop—shorter run times or sudden shut-offs—it’s usually time for a replacement. A well-maintained Dyson V6 battery ensures consistent cleaning performance in everyday use.