The new Genuine Zebra Li-Ion Battery AT16004-1 is specifically designed for use with QL220 and QL320 Plus label printers. With a voltage of 7.4V and a Li-Ion chemical composition, this battery provides reliable power for extended periods, ensuring that your printers continue to function efficiently. This high-quality battery, produced by the trusted brand Zebra, is a great choice for those looking to keep their label printers powered up and ready for use.