Eaton Ellipse 500 FR. Output power capacity (VA): 480 VA, Output power: 280 W, Power supply input frequency: 50 - 60 Hz. Battery type: Compact sealed lead acid. Weight: 3.5 kg. Certification: Safety: IEC/EN 62040-1-1, IEC/EN 60950, Identification marking: CE, TÜV GS-Mark . LED indicators: Battery replacement