surface mounted Led downlight with PC

IK-SDL05 series: LED type: Osram LED COB Voltage:200-240Vac Power :15W/20w/25W/35W Size:2.5",3" ,4", 5" BEAM ANGLE :120° CIR: >80Ra or 90Ra Material: Aluminum Color Temperature: 2700K/3000K/4000K/5000k/6000k Efficiency: 80-85lm/w±10% Driver:0-10V /Triac /Dali) / or Non-dimmable Certification CE/EMC/LVD/ROHS Warranty: 5 year Lifespan: More than 50,000 hours