LSE Lighting FML 27W 6500K Replacement Light Bulb Lights of America is bringing replacement bulbs for Security Lights that are energy saving turn on instantly for 9027 and 1147T Fluorescent replacement bulb replaces incandescent lights and saves Energy Instant Start, Instant Restrike, replacement bulb uses only 27W This lamp is 100% compatible for use with Lights of America DayLight Fixture