Philips 72W EcoVantage dimmable A-Shape halogen bulb provides bright light similar to daylight. An efficient alternative to 100W incandescents, it has no mercury, can last up to 1 year* and has an estimated yearly energy cost of $8.67**.
* 1 year means rated average life based on engineering testing and probability analysis where the bulb is used on average 3 hours/day, 7 days a week. * *Based on 3 hrs/day, 11¢/kWh. Cost depends on rates and use. * **Compared to a 100 watt A19 bulb with 1210 lumens, the 72 watt A19 EcoVantage with 1170 lumens saves 28% energy.