... up to 50,000 hours Soft light,high brightness No flicker,eye protection CE, EMC, RoHS, PSE, ... TuV CCFL eco-friendly light,Advantages and features:1. Long lifetime: over 50,000 hours2 ... 7. High-color rendering: choosing pure rareearth trichromatic phosphors8. High-light-emitting frequency: 50 to 60kHzwith no flickering, soft and eye-protection ...