Shell is made of aviation magnesium alloy material, high strength, low weight; not afraid to fall, not afraid of pressure, durable; surface using a special plating process, the more wear-resistant than ordinary paint; and after grinding and polishing treatment, it is upscale and stylish; easily cope withfield to harsh environments; white LED with high brightness, low power consumption, high brightness; and the light color is closer to natural light, which will help identify the true color of objects;