Upgrade your Hoover ONEPWR Series with this high-quality replacement battery from Calihutt. This 4.0Ah battery is designed to provide long-lasting and reliable power for your vacuum cleaner. It is compatible with the Hoover brand and comes in a sleek black color. This battery is a perfect fit for your Hoover ONEPWR Series and comes as a single item in the set. It has a capacity of 4.0Ah and is made of durable plastic material. With a power output of 80w, this battery can keep your vacuum cleaner running for a longer period of time. Get your hands on this replacement battery and enjoy a hassle-free cleaning experience. Ships Free compatable vacuums styles in the pictures.