... Osram,Bridgelux,Edison,EpistarOperating Temperature -45-+65°LED Life Span>50,000hrs Warranty 2/3years Light ... dissipation,light decay less,live longer2>Brand LED cold light source,no radiation,no heavy ... outstanding.Natural light,no glare, changing the projection lamp beads can change the effect. Green: ... ,Escrow.(Western Union welcomed).2. Production lead time for 100-1000pcs:10days,1000-5000:15days.3 ...