Wellness. Bring the sun inside and shine on. Our closest light to natural sunlight. Helps maintain your sleep-wake cycle. A21 Medium base. 60W nearly as bright as a 60W bulb energy used 10.5W. Dimmable. Brightness: 840 lumens. Estimated energy cost $1.26 per year. Like the sun, the little bulb in this box does not emit the blue spectrum peak present in many artificial light sources that can interfere with a productive night's sleep. Bring the sun inside. Use sun filled LED bulbs anywhere you spend time around your home. Minimize exposure to other blue light sources as you prepare to sleep in the evening. Reducing exposure to blue light spectrum can help you enjoy the kind of sleep dreams are made of. A good night’s sleep will help you wake up refreshed and ready for the day. The lightbulb went on when we created our closest light to natural sunlight (Sun filled LED bulbs provide 97CRI [color rendering index], minimum R9 80, as compared to natural sunlight at 100CRI). sun filled LED reduces exposure to blue spectrum, which my help maintain the circadian rhythm, the body's natural sleep-wake cycle - when you sleep well, you feel well, and your best self can fill the day. Use them almost anywhere in place of other bulbs and bask in light closer to sunlight. Lasts 13 years (Based on 3 hours use per day). Minimum starting temperature -20 degrees C. 3 Year limited warranty. Limited Warranty: Guarantee to last 3 years based on rated life at 3 hours use per day at 120V. If this bulb does not last for 3 years (based on 3 hours per day / 7 days per week) return bulb, proof of purchase and your name and address to GE Lighting, a Savant company, Product Service Dept 1975 Noble Rood, Cleveland OH 44112 for a replacement bulb replacement is Savant Technologies LLC's sole warranty obligation and incidental and consequential damages are excluded. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above exclusion may not apply to you. This warranty gives you specific legal rights and you may also have other rights which vary from location to location. gelighting.com/sun-filled. www.gelighting.com. To learn more, go to gelighting.com/sun-filled. Made in China.