The Original Samsung 21700 Battery is a high-quality, rechargeable battery designed for various consumer electronics devices. With a voltage of 3.7V and a capacity of 5000mAh, 9.8a, this battery provides reliable and long-lasting power for your devices. As a product of Samsung, a trusted brand in the industry, you can expect top-notch performance and durability from this battery. Ideal for use in a range of electronic devices, this battery is a versatile and essential component for keeping your devices powered up and ready to use.