... QuantityLight SourceLuminous FluxDrilling Size(mm)PCLED 0004-074 PCS 4 W LED300 -350 LumensL 85*85 mmPCLED 0009-079 ... color, have very good color stability in hight temperature.4.High efficiency light distribution technology, high light distribution, high ... residential lighting such as aisle, washroom, corridor, storehouse, etc.4. Apply to shop window, painting displaying, artwork performance, etc., ...