Ultimate Lithium provides top performance for high drain devices such as digital still cameras and MP3 players, giving you all the energy you need. Lasts up to seven times longer and is 33% lighter than ordinary alkaline batteries. AA batteries can take up to 630 digital photos vs up to 90 photos with leading alkaline batteries (results may vary by camera). 1.5 V. Size: AA (LR06). Packed 4.