Upgrade your incandescent and halogen BR40 bulbs with energy efficient LED bulbs from Sunlite. These medium base (E26) bulbs are direct replacements for your track lighting, accent lighting, pendant fixtures and more. They remain cooler to the touch than other bulbs making them safe for enclosed fixtures. They give off as much light as a 75-Watt bulb while only using 13-Watt of power. Estimated yearly energy cost is a low $1.57. (Based on 3-hours/day use at $0.11/kWh). At 6500K these daylight bulbs create a natural-looking white light in bedrooms, living spaces or anywhere you want to set an inviting environment. Bright 1100 Lumen output and 25, 000-hour life span for years of maintenance-free use. Tested Compatible Dimmer: Leviton 6674, RDL06, 752-DSM10 & Lutron DVCL-153PR-WH, CTCL-153PDH-WH-C, S-600H-WH-CSA, SCL-153P.