The product is a pack of 5 rechargeable battery packs specifically designed for the Zebra QLN320 printer. These black batteries are compatible with the Zebra brand and model, providing a reliable power source for the printer. The rechargeable feature ensures long-lasting use, making it a convenient and eco-friendly option for keeping the printer powered up. Perfect for businesses or individuals who frequently use the Zebra QLN320 printer, this pack of battery packs offers flexibility and efficiency in printing tasks.