... low luminous decay,pure light color and no ghosting.2. Aluminum heat sink design, greatly improve the light source and power ... and current, low heat emission.9. No potential hazard 6063 Aluminum heat sinkEvery heat sink was developed based on the relevant ... heat sink , below 100w is solid Aluminum sink; 120w,150w is deep Aluminum sheet, and there is Aluminum together with the lamp; above 150w ...