... brightness, low price 2. Good heat dissipation 3 COB LED Light source 4,CE&RoHS&EMC Certificate Model No. lux-DOH ... ,Aluminium shell --- best material for heat dissipation --- keep lower light attenuation 3,Widely & generally used 4,High power ------ warranty ... to your request Installation Application Widely used in hotels,display,shoping mall,gym,underground parking,clubs,family illumination,other ...