... energy saving,low temperature,long lifespan and colorful. 3,Regarding secondary light lens,it's used condenser principle of flashlight,(parabola ... curve design) to decrease light loss.4,Soft light,without black spot and yellow ring.5,Plating ... resisting and antiflaming creamy PC material .2,E27,MR16,GU10,G5.3 lamp holder.3,Built-in constant driver.Advantage1,Many colors for ...