... warranty CE, ROHS Power consumption:3w (total power 4w) Epistar chip 3w LED down light MATERIALS: Lathe aluminum body material; high efficiency ... Lathe aluminum +PMMAInput voltage: AC85v-265vWork frequency: 50Hz-60HzEfficiency of LED driver :>88%Luminous efficiency: ≥65 lm/wColor rendering index: ... and ST Drive IC.We only use top LED chip in the world such as Epistar,CREE, Osram, Samsung, Everlight, to ...