The proposed hybrid battery using graphene supercapacitors had the potential for improved energy conducting and charging capabilities , and a better cycle life .
The battery would not need to be swapped out as often as a pure lithium - ion battery .
The proposed hybrid battery using graphene supercapacitors had the potential for improved energy conducting and charging capabilities , and a better cycle life , so that the battery would not need to be swapped out as often as a pure lithium - ion battery .