GE 97553 CFL Bulb T-4 G23, 220 Lumens, 82 CRI, 5W, 120VSave money and save energy with GE energy smart biax plug-in CFL bulbs. Use these long-life, low-energy bulbs in plug-in sockets commonly found in facilities, retail displays, hospitality, offices, restaurants, and warehouses.Features:Biax shape with G23 base for use in table lamps and enclosed fixturesUses 5-WattProvides 265-Lumens4100K cool white light appearance