With BulbAmerica's vast selection of single tube light bulbs, you can get the right wattage and color for your light fixture. Browse this vast inventory of single tube, 2-pin G23 bulbs. These fluorescent light bulbs are energy-saving and last longer than incandescent lighting sources. By using less energy, you will not only help the environment but also save money on your power bill. All the while, your bulbs will emit a light that is much brighter than a standard typical bulb.