Hot-swappable batteries Ensures clean, uninterrupted power to protected equipment while batteries are being replaced Plug-and-Play external batteries Ensures clean, uninterrupted power to the loads when adding extra runtime to the UPS. Battery: - Battery Technology: Zinc-Carbon (Zn-C) Features: - Battery voltage: 48 - Number of batteries included: 1 - Product colour: Black Operational conditions: - Non-operating altitude: 0 - 15000 - Operating altitude: 0 - 3000 - Operating relative humidity (H-H): 0 - 95 - Operating temperature (T-T): 0 - 40 - Storage relative humidity (H-H): 0 - 95 - Storage temperature (T-T): -15 - 45 Technical details: - Compliance certificates: RoHS - Sustainability certificates: RoHS Vendor information: - Brand Name: APC - Homepage: http://**.apc**/tools/ups_selector/ - Warranty: 2 - Product.Details.Specifications.Level1: Server, Computer & Printer Parts - Product.Details.Specifications.Level2: Servers & Computers - Product.Details.Specifications.Level3: UPSs & Accessories - Product.Details.Specifications.Level4: UPS Batteries