... !1.Quality Control1).Light efficiency:110lm LED chip,in housing about 80lm/w2).Driver Efficiency >90% in reality3 ... 82Ra,subject color is real and nice4).Heat Dissipation,housing temperature about 40-55 degree5).Package:carton with ... one month7).All managed by software2.Payment Term O/A,L/C,D/A,D/P,T/T,Western ... to you first, then pay to us).2).C/O for Free/Less Duty3).5-year Warranty Available4).Dialux ...