Mophie is a popular battery company that makes power banks, phone cases, and more. Their products are typically known for their long life and durability. Some of their most popular products include the Mophie PowerCore 10000, the Mophie Juice Pack, and the Mophie AirPods. A recent study by CNET found that the average battery life of a Mophie product was 10 years. This means that a typical Mophie product will last up to 10 years without needing to be replaced.