high quality 4*3w LED grid lamp 1.epistar chip, ... heat emissionresistance,non-thermal radiation,stable and safe,reliable.*High luminous flux,energy saving,enviromental protection,energy-efficient than ... halogen lamps for more than 80%.*Service life of up to five years or more,and not effect by ... both indoor and outdoor use.LED spot light,LED bulb,LED ceiling light,led floodlight,led downlight,LED tube ...