CCFL Sprial bulb: 1,Long lifespan: 50000Hrs 2,Energy saving 3,Healthy,eyecare CCFL sprial bulbTechnical parameters:Features:-Used the ... outer cover;-Without UV,don’t hurt the skin;-80% energy saving than traditional lamps;-Start quickly,no flicker;-Super long lifespan ... .Application:Home,school,factory,bank,mall,office,resturants etc. CCFL energy saving sprial bulb