... 4.CE/Rohs approval,2 years war 3528SMD 22w led tube light super brightTechnical datas:1)Taiwan Epistar 3528SMD,good luminous output:>85lm/W2 ... radiation, low heat radiation, mercury free, no polluting materials in the process of using,5.Up to 60-70 % energy ... normal use, 20 times to traditional energy-savingApplication:Widely used in hall,conference room,school,shopping malls and other public places.