Wide Installation Scenarios: The LED recessed light is compatible with any size of hole from 3.5 inch to 6.5 inch, so you don't need to readjust the size of the hole when you install the downlight, saving your time to open the hole. Superlarge luminous surface:The slim downlights' luminous surface is 30% larger than conventional 6 inch downlight. And use the world's leading LED chips with higher lumens and lower power. 1500LM consumes 18 Watts, which equals to 120W halogen lamp, saving you up to 90% in energy costs. 5CCT Selectable: 2700K, 3000K, 4000K, 5000K, 6000K, 5 color temperature selectable, no need to worry about what color temperature to buy, eliminates the hassle of returning or exchange products due to inappropriate color temperature.