This GP Ultra C battery pack is a must-have for anyone in need of reliable power for their devices. The pack includes six batteries, each with a size of C. These batteries are perfect for powering a range of items, from small remote controls to medical devices. The brand GP Ultra is known for its high-quality products, and this battery pack is no exception. Its batteries have a long-lasting charge and are designed to power multiple devices at once. This makes it a great choice for anyone who needs reliable power on a regular basis.