This pack of four Energizer EL123BP4 3V CR123A batteries is a reliable power source for a variety of electronic devices. Each battery has a chemical composition of lithium and a voltage of 3V, with a capacity of 0.15 Ah. These batteries are a great option for anyone in need of single use batteries, particularly those who require 3V block batteries. The brand Energizer is well-known for producing high-quality batteries that last longer than many competitors.

In addition to their use in consumer electronics, these batteries are also suitable for a range of other applications. They are categorized under "Multipurpose Batteries & Power" and are a versatile option for anyone in need of reliable power. With this pack of four batteries, you can enjoy long-lasting power without worrying about the condition of the batteries.