... LED chip 2. High quality Aluminum die casting shell 2 Full-color (white, biue, red, green) are optional LED high energy saving:Dc ... loose parts, there is no filament burn, thermal deposits to light, light failure shortcomings, such as fast, with lifetime 50,000 to ... .LED the environmental protection:LED is a kind of green light source, environmental protection is more effective. No ulraviolet and ...