The Light Emitting Designs LED-4225 MR16 7W 4 LED Hi Lumen Lamp in warm white (3500K) has a fully encapsulated, bi-pin mounting that integrates energy saving High Power LED technology into a standard, dimmable MR16 format. Equivalent to a 40W halogen light output, this lamp lasts up to 50,000 hours of lamp life. The 7W MR16 lamp has been designed to retrofit existing MR16 halogen installations, thereby reducing maintenance and energy expenditures - and as an energy saving light source for new fixtures and installations. Dimmable with Lutron MALV-600. Use for the following applications: Recessed lighting Task lighting Accent lighting Retail showcases This product is also available in daylight.