Below you can see our stock of AA and AAA Lithium batteries. You will find conventional 1.5V lithium batteries for use in everyday appliances that take ordinary batteries. Also you will find 3.6V lithium AA batteries, these are more specialist and are used in specialist equipment. AA batteries are the world's biggest selling batteries, routinely accounting for 60% of all battery sales in markets such as the UK, USA and Japan. For AAA batteries this figure is around 25%. Between them, these two battery sizes will account for most of the battery operated equipment in your home or office.