Versatile Outlet Options Four surge and battery-protected outlets and Four surge-only outlets Compact, Wall-Mountable Case 5-foot power cord with right-angle plug Input circuit breaker protection Tool-less, Hot-Swappable Battery Replacement USB Communications Independent Battery Bypass Provides surge and spike protection, even when batteries are weak or dead 3-year warranty (electronics) 2-year warranty (batteries) cTUVus certification (UL1778 5th Edition), CE, FCC Class B Protects Against Spikes, Surges, Brownouts, and Blackouts Feature-rich Design Compact case design Sleek LED lighting bar and logo display LED status indicators Hot-swappable battery Easy battery access Tool-less battery replacement design 3-year warranty (electronics) 2-year warranty (batteries) RoHS 2 compliant Energy Star 2.0 certified Meets Department of Energy efficiency standards High-efficiency Green Mode Transformer-friendly receptacles DC Startup capability Built-in self-diagnostics testing Site-wiring fault indicator Audio & Visual alarms Alarm silence button