Energizer CR2032 Batteries 3V Lithium Coin Cell (4 Pack) - World's First 3in1 Child Shield Colour Alert Technology - Long-Lasting Power for AirTags, Key Fobs, Watches and Home Devices

Advanced Child Safety Features: Energizer 2032 Lithium Coin Batteries are the world's first with 3-in-1 Child Shield technology: Colour Alert, non-toxic bitter coating, and child-resistant packaging to help prevent accidental ingestion Colour Alert Technology: Unique blue dye activates seconds after contact with saliva, providing a visible warning of possible ingestion to help keep kids safe Long-Lasting, Reliable Power: Designed to deliver dependable, long-lasting performance for your essential devices like key fobs, calculators, glucose monitors, watches, remotes, and more Extreme Temperature Performance: Reliable operation in extreme conditions, from -22°C to 140°C, ensuring consistent power for indoor and outdoor use 12-Year Storage Life: Energizer CR2032 batteries hold power for up to 12 years in storage, so they're ready when you need them most