The Brother PA-BT-002 rechargeable battery is an essential component designed for portable label printers, specifically compatible with models such as PJ-722, PJ-723, PJ-762, PJ-763, PJ-763MFi, and PJ-773. It features Lithium Ion technology, ensuring higher energy efficiency, extended lifespan, and stable performance during intensive use. With a capacity of 1750 mAh, this battery provides adequate autonomy for mobile devices, allowing long printing sessions without frequent recharging. Its black color and compact dimensions — including an approximate thickness of 36 mm — facilitate integration into the ergonomic design of the mentioned printers without adding significant bulk or affecting portability. This product targets professional and technical users who need a reliable and compatible power source to ensure continuous operation of their label printers in mobile or distributed work environments. The quality and durability offered by this battery help maintain productivity and efficiency in tasks requiring mobility, such as labeling in warehouses, logistics, or retail. Due to its construction and specifications, it is a practical and specific solution for the indicated Brother devices, reflecting an appropriate standard for original or compatible accessories in the rechargeable battery market for portable printers. Overall, the Brother PA-BT-002 is a key accessory for those seeking to maintain the functionality and portability of their label printer with a dependable and long-lasting power source.