Consumer batteries are the most commonly used form of battery, they are generally inexpensive and have a high energy density, meaning they can store a lot of energy for their size. They are often used in small electronics, such as cellular phones, cameras and portable music players.
Photo batteries are a special type of battery designed to provide a steady flow of electricity at a consistent voltage to a camera. They are available in a range of sizes and types, ranging from large format cameras to small digital cameras. They provide a consistent power source, so they are an ideal choice for photography applications.