This description is for an energy-efficient light bulb purchase. This purchase will help you save money on your energy bills while also helping to reduce your carbon footprint. The light bulbs are designed to last longer and use less energy than traditional bulbs, so you can save money and help the environment at
From Wikipedia
Incandescent light bulb bans have been enacted by several governments that prohibit the manufacture or importation of incandescent light bulbs for general lighting in favor of more energy-efficient alternatives. The regulations are generally based on efficiency, rather than use of incandescent technology.