... angle: 30/45/60 degree8.Color: Cool white, Warm white,Nature white9.Ambient Temperature: less than 60°C10. ... hoursRelevant CertificateCE, RoHS,ULWarranty2 yearsOptical Data :Light ColorWarm White, White, R,G,B,YColor Temperature2800-3000K / 4500- ... °/45° /60° degreesLumen/Watt320lm-440lmCRIWarm white: 80,Neutral/Cool White: 60Mechanical DataLight TypeGU10 LED SpotlightDiameterDia50x62mmBase TypeE27 ...