The AAA is smaller than the AA. The most popular identification for this size of the battery is AAA, however, it is also known as MN2400, LR03, R03,  E92, L92,4003, 824, 24A, ENERGIZER LITHIUM World’s longest lasting AA & AAA batteries in high-tech devices.

Ideal for high-tech devices including digital cameras and handheld GPS units.Alkaline Long-lasting, dependable power for your everyday devices.

Ideal for toys and games, remote controls, flashlights and smoke detectors.