The Lumenier Graphene series of LiPo batteries push the limits of battery technology by utilizing carbon in the structure of the cells. With the addition of graphene the battery has improved attributes such as higher energy density, lower internal resistance, higher discharge rates, and a longer life cycle. The Lumenier batteries are compact and lightweight, maximizing your power to weight ratio. Each battery comes wrapped in a black protective shrink with foam padding on the end guarding the di