EcoSmart 100-Watt Equivalent T3 Spiral CFL Light Bulb, Daylight 5000K, 4-PackEcoSmart 100W CFL Bulb, Daylight 4 Pack The EcoSmart 100 Watt Equivalent T3 Spiral CFL Light Bulbs offer energy efficient lighting with a daylight color temperature of 5000K. Perfect for indoor and enclosed outdoor fixtures, these bulbs provide bright, natural light while saving up to 77% energy. Key Features: Energy Efficiency: Uses 23 watts to replace a 100 watt incandescent bulb, saving up to 77% energy. Long Lifespan: Lasts up to 10,000 hours,