The Duracell Plus D Size 12 Pack batteries provide a reliable power source for a variety of devices. These 12-volt alkaline batteries are non-rechargeable and are ideal for use in devices that require a constant and long-lasting power supply. Weighing 139 grams each, they are easy to handle and install. The pack contains a total of 12 batteries, making it a convenient solution for long-term needs. These batteries fall into the category of device batteries and are designed for use in various applications. The Duracell brand stands for quality and reliability, making these batteries an excellent choice for anyone who relies on a powerful energy source. The batteries are appropriately labeled to meet legal requirements. With the Duracell Plus D Size 12 Pack, you get a powerful and durable solution for your energy needs.