The LED panel lights are designed to provide an optimal and modern alternative from traditional offers. Elegantly designed for uniform light across the entire panel with low glare and shadows. Suitable for use in commercial and residential applications. Specific Sheets Brand Liteline Voltage (V) 120-347V AC 50 / 60Hz Wattage (w) 30W / 40W / 50W Beam Angle 110° Bulb Type LED Lumens (Initial) 3300-3600; 4810-5240; 6320-6890 CRI 80+ Color Temperature (K) 3000K / 3500K / 4000K Length (in) 47-3/4" Width (in) 23-3/4" Finish White Power Factor >0.95 THD: <20% Dimmable Yes UPC 771250271167 Start Temp. (Min) -20°C (-4°F) Start Temp. (Max) 40°C (104°F) Life Hours 70% @ 50,000 hrs UL Listed cETLus Is DLC Approved Yes