... 3.All different size 4.CE/ROHS/UL/FCC LED Light Bulb Cover With Good Quality Features: 1. Color consistency high, low-power ... , low-light decline, long lifespan, good brightness; 2. Use RoHS aluminum, fully solve the LED heat transport problem, so ... drive, which can extend the LED lifespan; 4. Good material of lens to ensure the best light transmission; 5. Exclusive lamp structure ...