The ABC RBC4 Replacement Battery fits certain APC Smart-Uninterruptible Power Supplies (UPS) and Backups, and provides dependable backup power capacity for homes, offices, IT computing departments, and small businesses. The ABC RBC4 has a lifetime of three to five years and provides safe and reliable support to the UPS, thereby extending its useful life. The ABC RBC4 includes easy-to-follow replacement instructions, making installation simple. Each ABC RBC4 Replacement Battery is tested and approved by ABC to restore the performance of UPS systems to the original operating specifications. This RBC conforms to safety regulations and maintains original UPS specifications and protection policies. The battery has an expected life of three to five years. RBC4 is a spill-free lead acid unit, fully compliant with international regulations and are safe for transport. ABC proud to help to protect the environment from hazardous metals and chemicals by reusing almost all the lead content in the b