factory direct sale、 top quality、 best cost-effective、 3 years warrantyLED power: 5 WInput voltage: AC 90/ 230 VOutput lumens : 450 lumensColor temperature "2800-3000K、 3000-3200K、 4000-4500K、6000-6500K"LED chip brand: EpistarBeam angle: 60＜Angle orientable:+/- 20＜CRI> 80LED lifespan: ~ 50 000 hoursDimmable :YesMaterial: AluminumProtection class: IP 44"Dimension : (diameter x hight)" 85 x 63 mmHole size diameter: 70 - 75 mmWeight: 0、1600 kgCertificated: CE、 RoHSWrranty: 3 yearsModel: GA-D2COB-5W-Dimmablewith dimmable LED driver、 adapter