5 COLOR TEMPERATURE SWITCH & DIMMABLE: Set the color temperature of your lights to the desired level with a simple flip of a switch on the junction box. Choose between Warm White (2700K), Soft White (3000K), Neutral White (3500K), Cool White (4000K), and Day Light (5000K). 100-5% smooth dimming capability (please refer to compatible dimmer list). Compatible with most LED dimmers. IC-RATED AIRTIGHT. The Parmida Slim Panel Downlight is IC-Rated for direct contact with insulation to prevent air conditioning or heating from leaking out of the home. No recessed can required. QUALITY AND SAFETY ASSURED: ETL-Listed. This product meets strict requirements to be considered safe and reliable. With the latest DOB LED Technology, these lights are instant start with no flickering or humming.