Description: Implementing the latest engineering and design innovations, these light bulbs make use of the proprietary CrimpFin Heatsink Design. LED advanced light PAR-38 bulb requires just 15 fixed watts to match the lumens of 100W PAR incandescents. Dimmable, ultra-light bulbs. Durable bulbs are designed to last 50,000 hours, with a 5-year warranty. No UV or IR radiation. 0.9 power factor. Theyre ideal for retail, hospitality, furniture, museum and any other commercial application where long bulb life and energy savings are important.