Patented product with thin & light appearance. It reduces light weight to reduce post load. Decreasing windage resistance helps to increase safety.Using high-thermal conductivity aluminum heat sink makes good heat dissipation.With imported LED chip, high brightness & low heat. It saves 50% energy than HPS.Green environmental protection, with no lead or mercury.Lifespan is more than 50,000 hours, saving cost on changing lights.Strictly inspected and passed CE, RoHS, FCC certifications.