Energizer’s new coin batteries won’t cause ingestion burns if swallowed

The safer coin batteries are available in 2032, 2025, and 2016 varieties. | Image: Energizer Energizer has announced a new line of lithium coin batteries it claims are the world's first to eliminate the risk of ingestion burns if swallowed. Its Ultimate Child Shield line includes three sizes available starting today - 2032, 2025, and 2016 - that are commonly used in devices like remotes, wearables, and trackers such as Apple's AirTags .