Can be charged hundreds of times and will hold charge up to 6 months in storage. Up to 5 year battery life when used under normal conditions. Extended life composition infused with advanced technology minimizes both self discharge and natural aging effects. Advanced manufacturing process ensures no quality defects leading to a reliable and consistent user experience over an extended time period. Used in: digital cameras, toys, handheld games, and more. Batteries come pre-charged. For best results, pair with Energizer chargers.