UltraFire Battery Case Holds: 4 x CR123A or 2 x 18650

Keep your batteries organized with the UltraFire Battery Case Holder. It keeps either two Li-Ion 18650s or four CR123A batteries conveniently organized and ready for use. Whether you are backpacking, going on a trip, or keeping extras in your pocket while on-the-go, these cases will keep your batteries secure.