Trust Energizers Lithium Batteries to power your must-have electronic devices when youre miles off the grid. Theyre the longest-lasting disposable batteries and deliver superior performance in extreme temperatures ranging from -40F to 140F. Hold power in storage for up to 15 years. Available: AA Four-Pack, AA Eight-Pack, AAA Four-Pack. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Size: AA 4 PACK.