Long life CFL, 8,000 hours average rated life NEW Amalgam technology - provides cooler operating temperature for consistent performance in any position No lead glass - Better lumen maintenance over life of bulb.  Medium base Replace less often, ideal for hard to reach places U.L. Listed for wet locations - use indoors or outdoors 12 Month Warranty Quickstart technology - fast run up time Features and Benefits: Ballast Type ------------------------------- Electronic Starting Method ---------------------------- Modified Rapid Start Input Line Voltage ------------------------ 120VAC Input Line Frequency --------------------- 50/60HZ Lamp Life (rated) -------------------------- 8,000 hours Color Rendering Index -------------------- 82 Minimum Starting Temperature ------------- -20° F Maximum Starting Temperature ----------- 160° F U.L. / C.U.L. Listed ----------------------- Yes FCC Compliance ---------------------------- Part 18, Subpart C Lamp Operating Frequency ---------------- 45 KHZ Lamp Maximum Open Circuit Voltage ----- 600V