D batteries are commonly used in toys, children's games, photographic strobes, flashlights, portable audio players, and more. Alkaline batteries have a shelf life of approximately 6 years. The AD battery measures 50 mm long and 26 mm in diameter and weighs 69 grams. They are also available in the rechargeable HR14 model, with the same diameter and thickness; its weight varies depending on the model's capacity. Like the entire line of rechargeable batteries, its voltage is 1.5 volts, and its mAh capacity may vary depending on the brand and model.
