Battery Types Explained - Common Shapes and Uses for Everyday Devices #24386 (License: Personal Use)

This illustration displays three widely used battery formats: a red 9V rectangular battery with snap terminals, a yellow cylindrical AA or AAA cell with flat top and raised positive terminal, and a gray rectangular battery resembling a lithium-ion or specialty pack. Each shape corresponds to specific device requirements, from smoke detectors (9V) to flashlights (AA/AAA) and portable electronics (rectangular packs).

Used on educational or retail pages explaining battery selection, compatibility, or recycling; matches user intent to identify batteries by appearance or understand form factors before purchasing.