GE energy smart bulbs use 75 percent less energy than standard incandescent, helping you save money on energy. Because they last 8 times longer than a standard incandescent, you'll replace these bulbs less often. Use general purpose GE energy smart CFL bulbs in common household fixtures like table lamps, floor lamps and bare lamp sockets. Use original GE's soft white when you need a light without glare and harsh shadowsLasts 9.1 years based on 3 hours per day usage2700K soft white light appearanceBiax shape with G23 base for use in table lamps and enclosed fixtures