You don't need to break the bank on your electrical bill each month in order to enjoy soft bright lights. You can toss out those short-life, high-energy incandescent bulbs and replace them with the Sylvania 9 Watt Soft White CFL Medium Base Light Bulbs. The CFL bulbs included in this 2-pack will fit in any standard medium size base. Each bulb emits 450 Lumens, which is higher than the 405 Lumens emitted by a comparable 40 Watt incandescent bulb, while using only about 25% of the power. Additionally, these long-life bulbs will last up to 8000 hours, more than five times that of standard, 1500-hour incandescent bulbs. You'll conserve energy with every use without sacrificing the soft glow associated with incandescent lamps. For more information on how alternatives to standard incandescent bulbs work to save energy, refer to the Energy Efficient Substitutes for Incandescent Bulbs article in the Smarthome Learning Center.Fluorescent Lighting Benefits Fluorescent lamps aren't just for the workshop any more. Fluorescent lighting provides the performance, color and energy-efficiency you want at an affordable price. Screw the Sylvania 9 Watt Soft White CFL Medium Base Light Bulb into any indoor or outdoor lamp, recessed lighting fixture, or anywhere else you would install an incandescent bulb to start saving energy. One bulb pays for itself in lower electric bills in about five months. Fluorescent bulbs can even be included with your home automation system: Plug the lamp into an ApplianceLinc for instant remote control using any INSTEON or X10 controller. What Size Bulb Do You Need? Here's a good rule of thumb for selecting a compact fluorescent bulb: Divide the wattage of your desired incandescent bulb by 4 to determine the approximate wattage of compact fluorescent lamp that will provide similar light output.