Sylvania Lynx-DE lamps are CFL, or energy saving bulbs. These 4-pin bulbs can only be used in fixtures with electronic ballast and have a G24q base. These type of Sylvania Lynx lamps are often used in downlights because of their square shape. Use the filter on the left to find the product with the right color, wattage, and dimmable options. Use your current bulb as guidelines to choose the perfect Sylvania Lynx-DE bulb.