... /watt 2.Ceramic shell,well hot dissipation 3.Beautiful look 4.Factory pric ceramic bulb ... 6,500K PW 4,000-5,500KWW2,700-3,500KProducts Features1. Made of superior ceramic material, ... 7. The Advanced LED light constant current driver with short circuit protection, open circuit protection and ... a week before shipping date3. Packing Neutral packing with blister, double cartons, 80pcs in each outer carton ...