Carbon battery structure: Internal: mangible manganese dioxide and carbon mixed with ammonium chloride substances, dipped in ammonia -chloride paper, carbon rods (with conductive graphite), insulator Outside: copper hat (positive pole), zinc plate (negative pole), packaging plastic Principles of carbon battery structure: Zinc -manganese dry battery is a dry battery commonly used in daily life. Positive Materials: MNO2, Graphite Stick Negative material: zinc tablet Electrolyte: NH4CL, Zncl2 and star