Brightness Quality: 1490 Lumens. Energy Info: 8.67 Based on 3 hrs/day, 11 cents/kWh. Cost depends on rates and use. 72 Watts. 120 Volts. Package Info: 4-Pack 4 Bulb Info: Incandescent Indoor Is Dimmable Bulb Life: 0.9 Years Based on 3 hrs/day. Bulb Appearance: 3000 Kelvins. Misc: Medium base A19 bulbs. 72 watts = 100 watts (See back panel for details) (Compared to a 100 watt A19 bulb with 1440 lumens, the 72 watt A19 EcoVantage with 1490 lumens saves 28% energy). Dimmable, pleasant light. Mercury free. Brightness: 1490 lumens. Estimated Energy Cost: $8.67 per year. 28% energy savings (See back panel for details) (Compared to a 100 watt A19 bulb with 1440 lumens, the 72 watt A19 EcoVantage with 1490 lumens saves 28% energy). Energy saving incandescent. This bulb uses energy saving incandescent technology (also called energy saving halogen). The halogen capsule inside enables this EcoVantage bulb to perform like a standard incandescent bulb while using less energy. Beautiful, soft white light. Saves 28% energy (Compared to a 100 watt A19 bulb with 1440 lumens, the 72 watt A19 EcoVantage with 1490 lumens saves 28% energy). Fully dimmable & instant on. Contains no mercury. Learn more about EcoVantage. Questions or comments/1-800-555-0050 or www.philips.com. Made in India or Mexico.