... 6451 is much brighter and can work longer than HID lights. 2.The shell is die-casted by high-purity ... Taiwan Epistar chip. Using Range SM-6451 can be used for Automobiles, Engineering Machinery, Off-roads, SUVs, Excavators, Agricultural Machinery, ... the world with safe, high quality, cost-effective lighting products for automobiles, engineering machinery, ships, and industrial and mineral usage ...