GE Lighting 16952 39-Watt CFL Plug-In High Lumen Biax GE Lighting Biax T5 4100K Facilities Light Bulb, 1-Pack 39-Watt Light Bulb Rated Life of 12,000-Hours CFL Plug-In High Lumen Biax GE Biax T5 4100K - Facilities Light Bulb GE for every application F39BXSPX41RS10PK