Mobile phone battery is a kind of battery?
Certainly belong, there are power storage function of the battery are batteries, cell phone batteries are lithium batteries, as well as lead-acid batteries, and the reversible reaction.
Other rechargeable batteries that appear later are easy to distinguish from each other, so they are generally named according to their materials, such as "nickel-cadmium batteries", "nickel-metal hydride batteries", "lithium-ion batteries" and so on.
Rechargeable batteries are batteries, but the habit of the general lead-acid battery is called "battery", because the lead-acid battery is the first inventor of the human rechargeable battery.