EnviroLite 4 in. LED disk lights are low profile and easy to install into junction box. These ceiling lights are designed to save money in residential and commercial lighting applications when you switch from light bulbs to these energy saving LED light fixtures. These ceiling lights use 80% less electricity to produce the same amount of light as incandescent light bulbs. Because the LED light source is built into the light fixture and made to last for over 30-year, you don't have to get on a ladder to replace light bulbs ever. These LED lights are wet location rated for use in kitchen lighting and bathroom lighting applications or in any type of commercial ceiling. Whichever rooms you choose to update, these ceiling disk lights will make your ceiling look great for years with the modern and stylish look. EnviroLite disk lights can be used in ceilings with or without insulation and they are compatible with most LED rated dimmers. Each ceiling light is airtight with caulking applied to perimeter of J-box to prevent losses of air conditioning and heat, saving you even more. These lights are ENERGY STAR listed and backed by a 5-year warranty.