#1 Recommended for Airtag & More - With 240mAh high capacity and innovative zinc composition, our CR2032 delivers longer-lasting power and compatible with a wide range of high-drain devices, including AirTag, detectors, key fobs, watch, garage door opener, calculator, thermometer, remote control.Fresh & 5-Year Shelf Life - batteries have a fresh manufacture date and 5 year shelf life, making them trustworthy for long term storage or in hurricane preparedness items, widely used in candles, light strings, pinball machines, key finders, and other devices around the house.Sensitive Sensor Point, Reliable Performance - Specially designed sensitive sensor point ensure instant power-on and stable connectivity, eliminating poor sensor point issues that may affect your device's normal operation. Perfect for AirTag, PC mother boards, portable colorimeter, scales, and other precision electronics.Child-Safe Design - Features a non-toxic bitter coating to discourage accidental swallowing, plus child-resistant packaging that requires scissors to open, providing double protection for households with children and pets.Peace of Mind In Extreme Environments - Performs in extreme temperatures from -30F to 160F for dependable power, even in the freezing winters and scorching summers.Trusted for use in outdoor key fobs, garage remotes, luggage scales, and other portable or weather-exposed micro-sized devices.