... -DOH-7XColor Temp 3000-4200,4200-5500,5500-6000Led light source COBLight output(lm)560Beam angle25,40,45Power7Input voltage ... ,Aluminium shell --- best material for heat dissipation --- keep lower light attenuation 3,Widely & generally used 4,High power ------ warranty ... Remark: Quality can be designed according to your request Installation Application Widely used in hotels,display,shoping mall,gym, ...