Back-UPS HS 500VA is a compete management and power protection solution for structured wiring and home networking applications. It provides the flexibility to remotely manage the UPS and control the outlets via Web browser. User-replaceable batteries - Increases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR) Transformer-block spaced outlets - Protect equipment with input transformer blocks without blocking access to other receptacles. Safety-agency approved - The UPS is UL1778 Listed Resettable circuit breaker - Easy recovery from overloads; no need to replace a fuse. (Not available on Wall Tap SKUs) Network manageable - Most models provide remote power management options of the UPS over the network. Many do not have NMC embedded.