Lithium Batteries by Energizer Ultimate (AAA) Pack of 4

 Features : 3000 mAh - AA - Lithium Iron Disulfide (Li-FeS2) - 1.5 V DC -  4 / Pack, Ultimate Lithium Batteries are Energizer's best and  longest-lasting, disposable AA batteries. Depend on these batteries for  your most critical devices for work, play and home. Whether used in a  wireless mouse, for high-powered LED lighting, a laser level or stud  finder, Ultimate Lithium Batteries help you stay powered up on the job.  They offer superior performance in temperatures from negative 40 to 140  degrees Fahrenheit so they're ideal for use in all seasons. These  longer-lasting, reliable batteries hold their power in storage for up to  20 years. They create less waste and have less impact on the planet  because you're using fewer batteries.