Multi-cell battery retail packaging — 4-pack and 6-pack alkaline cell sets, blister-card battery sleeves, and combined cell-and-charger merchandising — is one of the high-volume uses of PETG shrink film in consumer electronics retail. PETG's high optical clarity preserves brand graphics and cell visibility through the package, while its calibrated shrink and dimensional stiffness hold multiple cells in tight registration on retail hangers. Tamper-evident sealing, PVC-free composition, and conformability around irregular blister geometries also extend the same material across small appliance retail wraps, device packaging, and accessory bundles — making PETG the default choice for brand owners replacing chlorine-based shrink films under European and global electronics packaging directives.