PowerUP Ultra Alkaline 9V Batteries (Pack of 4) - Draper 03973, With 20% more capacity than standard alkaline batteries, these multipurpose Draper PowerUP Ultra Alkaline AA batteries are ideal for high-capacity applications.AA batteries are commonly used for powering small torches, measuring or detection tools, and smaller toys and handheld devices, such as cordless phones and TV remotes.These Draper PowerUP AA batteries are designed to be leakproof and come in three handy pack sizes. Draper 03973 PowerUP Ultra Alkaline AA Batteries (Pack of 24)