▎ 摘　　要

NOVELTY - Zinc-ion battery with self-charging characteristics comprises an anode, a cathode and a gel electrolyte. The gel electrolyte includes zinc salt solution, polyvinyl alcohol, and sulfuric acid. USE - Used as zinc-ion battery with self-charging characteristics. ADVANTAGE - The battery: is based on an active graphene substrate and uses the protonation principle of aniline to obtain zinc ion battery with polyaniline as active material and with self-charging characteristics, and the prepared zinc ion battery has good self-charging stability while satisfying self-charging characteristics.