... 4.CE,RoHS,CCCapproved 4W led ceiling lamp with good quality Product Details ModelTH4002PCLED typeEpistar,Edison,Cree availblePower1w*4pc ... 60°Lifespan (h)50,000hrsMaterialAluminium alloyNet weight286gAmbient humidity85%Color rendering index80.0RaOperating temperature-5°C~58°CLED ... China.And we have been providing innovative, high quality and energy saving lighting products for the worldwide commercial ...