Westinghouse 3791900 42 Watt Twist CFL Daylight High Wattage Light Bulb with Medium Base;

This CFL high wattage twist light bulb is a brilliant alternative to high wattage incandescent, halogen or high intensity discharge light bulbs. This CFL lasts up to 5 times longer and uses 75% less energy than an equivalent incandescent light bulb ranging from 100 - 420 watts. This medium screw base CFL is compatible for use with many standard fixture applications. Use these light bulbs where you use high wattage incandescents, such as barn lights, high bay/low bay retro fits for warehouses and factories. These light bulbs contain mercury. Dispose of according to local, state or federal laws. Westinghouse is a trusted, global brand. Westinghouse knows lighting and offers products with exceptional quality, reliability and functionality. Product reference number 37919.