... , low-light decline, long lifespan, good brightness;2. Use ROHS aluminum, fully solve the LED heat transport problem, so that the lamp ... can keep in top working condition;3. High-precision constant current drive, which can extend the LED lifespan;4. Good material of ... , good appearance;6. No UV or IR radiation, Environment friendly.7. Lifespan: up to 50, 000 hrs, 10 times longer than ...