Light up your home with this Syska Cool day LED Light bulb. You can fix it in your study room or living room. So it fits into regular B22 CFL sockets. It is Energy efficient and made with poly carbonate and bulb gives out clear white light and uses about 70% less energy than regular bulbs. This, mercury-free bulb is heat-resistant and eco-friendly. It will operating on 90-300 voltage AC, you can use this bulb as replacement for any 100W GLS or 18W CFL bulb.