Killark KFL7IE0530 - Supplemental 20KA/10KV Surge Protection is standard for 120-277 VAC models. Intelligent Emergency Battery Backup 500 lumens for 3 hours. Crisp White Light for Excellent Color Rendering – Chromaticity 5000 K (CCT) approx. 70 CRI. Energy Savings – High lumens per watt. Long Life – 100,000+ maintenance free hours to 70% initial lumens. Ambient suitability -50°C to 65°C. World Voltage 120 - 277VAC 50/60Hz. Instant On – Including after power interruption. Solder-LESS LED Board Connections – Vibration Resistant The KFL-X Series LED floodlights are designed with a copper-free aluminum housing and painted with a powder epoxy finish for superior corrosion resistance in harsh and hazardous environments. Killark LED floodlights provide a crisp white light that is great for color rendering. The KFL-X Series floodlight are suitable for marine locations and high ambient areas. - Class I, Division 2, Groups A,B,C,D - Class II, Division 1 & 2, Groups E,F,G - Class III, Divisions 1 & 2 - Zone 2 - Zone 21 - Ex ec op is IIC T5/T4 Gc - Ex op is tb IIIC T95°C Db