G4 LED Lamp 1,LED G4 lamp 2,CE&RoHS approval 3,Epistar chip 4,high ... factor0.88Power Efficiency80%Life time50,000HBeam angle120°size31*31*1.6mmlight sourceSMD5050FEATURES:1) 10 years of life (6 hours per day ... glare-free, uniform light field, no strobe3) above 85% lamp efficiency4) above 80% power efficiency, power factor greater than 0 ... , lead-free, no UV radiation, no breakable glass G4 Led lamp