1.Durable quality, good yellowing resistance;
2.High Quality, affordable price;
3.Optic Lens, uniform light distributiot;
4.Compitable with Emergency Back up;
5.CRI>80/.CRI90，PF>0.9，THD<18%;
6.SAA, UKCA, FCC, CB, CE, RoHS Listed;
7.5 year warranty, L80B50>50000HRS.