Welcome to Royoled Photoelectric Technology website, we are one of the top level China 298*1198 led panel light manufacturers. Chip Source: Epistar 2835 Input Voltage: AC85-265V Dimension: 300*1200mm Beam Angle: 150° Luminous Efficiency: 2880-3360lm Wattage: 48W. CRI≥70 Lifespan>50000hrs Advantage: 50000 hours long lifespan. High quality pure aluminum, excellent heat dissipation design, fast heat dissipation. Constant current IC driver with reliable performance Emit soft light, no dark area http://www.royolight.com