... COB led downlight 2,40W 3200lm 220v 38/60 degree 3,Epistar chip,Aluminin+Lens 4,Energe ... CE&RoHS Downlighting COB 40W 3200lm 220v 38/60 degree,cut-out 145*535mm,4 holes,led ... natural white 3800-4200K ;white 5000-7000KBeam Angle:38/60 degreesLumen Maintenance:≥70%Operating Temperature: -20°C-40°C ... ? Are you forever making trips to your local DIY store to buy replacement bulbs when they regularly blow ...