Primary battery: throw away when used up and cannot be used repeatedly, such as:
carbon-zinc battery, alkaline battery, mercury battery, lithium battery.
Secondary batteries: rechargeable and repeatable users, such as: nickel-cadmium
rechargeable batteries, nickel-hydrogen rechargeable batteries, lithium rechargeable
batteries, lead-acid batteries, solar batteries, crystal gel batteries, lithium iron
phosphate batteries.
According to the purpose
industrial use
Example: The factory is used in the product built-in, which is a specific shape or
multi-grain composition, such as: electric tools, communication batteries, etc.
Consumer use
Example: For general consumer use, replaceable ones can be purchased in the market. The
most used cylindrical convex battery.