GP's high-performance CR2477 lithium batteries have high energy density and can deliver 30% more power* to your specialty miniature devices, e.g. car keys, remote controls, smart watches, blood glucose meters, smart home devices, IoT devices, door and window sensors. With remarkable energy-carrying properties and a shelf life of up to 10 years when properly stored in a cool, dry place, you'll never be caught with empty batteries. They are manufactured to function even under extreme conditions and operate reliably from -20 °C to +60 °C. Safety comes first - these batteries are not only designed to protect your gadgets with leak-proof construction, but also to protect your loved ones with thoughtfully designed child-resistant packaging. Where GP's lithium battery is, there's power you can count on. *vs IEC standard test of the same battery type. Results may vary depending on devices and usage patterns. Specifications: Quantity: 1 pc Battery type: Lithium Manganese dioxide Battery size: Button cell Voltage: 3V Product series: GP Lithium Brand: GP