The essential longer! Set of 4 High Power Alkaline (1.5V) batteries, Mazda, AAA size, or LR03. The Mazda batteries, powered by XanLite, has been designed to provide reliable power for all household appliances, low and medium voltage. So Mazda High Power batteries will provide you with quality power that lasts longer. These multi-purpose batteries will be ideal for everyday devices such as remote controls, computer smiles, flashlights, motorized toys, game consoles, etc., but also for your flashlights and walkmans!