Feit Electric 50-Watt T4 Warm White Halogen Light Bulbs are a reliable replacement for specialty bayonet base T4 bulbs. Our BPQ50/CL/DC/RP bulbs produce a 3000K Warm White glow while using 50 watts, ideal for accent lighting, display lighting, task lighting, and decorative fixtures. The 600-lumen bulbs are fully dimmable and last up to 2,000 hours. Their estimated annual energy cost is only $6.02/year (based on 3 hours per day of use). Choose a dependable Feit Electric bulb for all your residential or commercial lighting needs.