Duracell High Power Lithium 123 batteries are manufactured with high purity lithium to provide up to 40% more energy (according to IEC standard tests for minimum average life for type CR17345.

Results may vary depending on devices and usage patterns) to your smart home devices (sensors, keyless locks, smoke detectors), cameras, flashlights, bicycle accessories and electronic dog collars.

They guarantee a life of up to 10 years if correctly stored in the packaging, so you can be sure of having your batteries ready to use when you need them.