... soft lighting, no RF interference, no buzziing noise, no fluorescent flickering, apectroscopically pure, cision protection and physial hearth of people ... protection, low pressure constant current drive 4. LED Panel Light use high quality lighting resouce 5. Long lifespan, over ... 50000 hours, 10 times more of the traditional light 6. Enviromental protection, no strobflash, no glare, no ...