To make sure you order the correct bulbs for your Maglite you will need to now what size and how many batteries your Maglite takes. Each description contains a quantity and size of battery. For example Bulb for Maglite 2AA 2AAA, this means this bulb is correct for Maglite using either 2 x AA (LR6 MN1500) batteries or 2 x AAA (LR03 MN2400) batteries. All the bulbs are sold in twin packs except for the bulb for the Rechageable Maglite which are sold in singles below. The price shown is per pack.