The Energizer E96 is a AAAA (quadruple-A) 1.5V alkaline battery designed for compact electronics like styluses, laser pointers, and medical devices. It offers dependable, long-lasting power with a consistent energy output and an excellent shelf life of up to five years. The battery features a zinc-manganese dioxide chemistry, contains no added mercury or cadmium, and has a leak-proof construction for device protection.