Compact Fluorescent Plug In 4 Pin, 26 watt, 3500K, CRI 82. Base - G24q-3, Length - 6.5", Initial Lumens: 1710, Average Lumens: 1460. Average Life: 10,000 hours. Must use electronic ballasts. Must use electronic ballasts. We also have electronic ballasts, recessed lighting, including dimmable fixtures. see http://www.dmflighting.com. Call or email for pricing of fixtures.