• 13 flexible positions makes project angle can be adjusted within 216 °. • By riveting the heatpipe to the fins , the heatpipe can conduct heat rapidly from chips bottom to the fins, greatly lower down the temperature of light source, extending its life span. • Waterproof design, eliminating mist, avoiding condensation,improving quality, extending the life span. • Reflective rate could reach up to 92%. • Over Current, Over Voltage, Over Heat, Thunder Protection • 100% Recycle, No Pollution, and UV, IR