This is a brand new replacement battery Cateye BA-625 for Cateye BA-625. All Cateye BA-625 are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test! Each Cateye BA-625 Battery has passed a series of safety certifications, such as CE, UL, ROHS, ISO9001/9002. In order to protect your device and your safety, please rest assured to purchase our high-quality Cateye BA-625 batteries!