GE 4 Pack 15 Watt Energy Smart CFL Ceiling Fan Bulbs. Equivalent to a 60 watt incandescent bulb. Use Energy Smart Compact Fluorescent Light bulbs. CFL Bulbs replace incandescent light bulbs and fit in the same sockets. They use up to 75% less energy and last 5 times longer. They are perfect for hard-to-reach areas or where lights stay on for long periods. Saves energy. 6 year bulb. Soft pleasing light. Electronic flicker-free starting. Easy open, easy store pack. Spiral on the inside. Replacement for standard incandescent & ceiling fan bulbs. 1 CFL lasts as long as 10 incandescent bulbs. Case pack: 4 - 4 packs.