Recently, Energizer announced the launch of its "Ultimate Child Shield" lithium button battery series, claiming to be the world's first to eliminate the risk of burn injuries from accidental ingestion, with a focus on child and pet safety. The series is now available in the United States, with the initial batch including three sizes: 2032, 2025, and 2016, suitable for small electronic devices such as remote controls, wearables, and Apple AirTags.