Sealed Lead-acid Batteries Leak-proof Design Maintenance-free Guaranteed Compatibility Longer Battery Life CyberPower RBP0016 restores life to UPS systems to keep up the system's performance. The ready-to-use battery pack allows users to replace batteries easily. The Replacement Battery Pack (RBP) adopts leak-proof sealed lead-acid battery which is stable and safe, to ensure the power system's reliability.The battery is certified by CyberPower, guaranteeing the product's high quality and safety. Its maintenance-free design exempts user from having to refill the battery fluid. Features Number of batteries included 2 pc(s) Battery voltage 24 V Battery technology Sealed Lead Acid (VRLA) Product colour Black Weight & dimensions Depth 151 mm Height 65 mm Width 201.5 mm Weight 4.7 kg Packaging data Package weight 6 kg Package depth 305 mm Package height 93 mm Package width 250 mm Operational conditions Non-operating altitude 0 - 15000 m Operating altitude 0 - 3000 m Storage relative humidity