IC Rated Energy Saving -These 6 in. LED recessed light is IC rated, which is permitted to be in contact with insulations in ceilings, meaning the junction box is thermally protected. This LED gimbal downlight uses only 12-Watt what is equivalent to 120-Watt fluorescent bulb, with 1200 Lumens high brightness light output, which can cut your electric bill by up to 80% instantly. CRI above 90 makes your lighting more realistic. 3CCT Selectable- This adjustable recessed lighting is multi-function. With a CCT switch, 3000K, 4000K and 5000K can be selectable. Don't nned to worry about which color temperature to buy. You can change the light freely. (Note: We only need 3CCT for r everyday usage)Professional electricians suggest 3CCT Can meet the use requirements. No significant difference between 2700K-3000K-3500K because the 2 numbers are very close. Color: White. Material: PVC.