Dimension: 225*185*125(L*W*H) Power Consumption: 10-50W Tube Material: aluminum Weight: 3.8 Kg LED Quantity: 50*1w Luminous efficiency: 110lm/W Input Voltage: AC 85V - 265V Work Frequency: 50 TO 60Hz Color Temperature: 2000-5000K 5000-10000K Viewing Angle(Degree): 120 Type of LED: Bridgelux/Semileds Environment temperature(Centi-degree): -20 ~ +45 Environment Humidity: 80%(White) >85%(Warm White) IP Level: 66 Equal To The Brightness Of A Traditional Fluorescent Lamp: 30W Single LED Intensity(lm): 100-110 lm/w Luminous Flux(lm): 4000 lm Illuminance @2-3M High Lux: 2M50LUX 3M30LUX Brown Box and White Box 50W 773065cm 8pcs/carton.