Killark VE4Q5252E30 - Quad-Pin triple-tube long-life compact fluorescent lamps included. World Voltage 120-277VAC 50-60 Hz. LED charging indicator light visible through lens. Prewired terminal block for easy power connection. Two lamp models include two independent redundant systems. Six mounting splice box types - Pendant, Ceiling, Wall bracket, Cone Top, 25° Angle Stanchion, Straight Stanchion. Normally shipped as components for fast delivery or may be ordered factory assembled. Options for Fuses and Quick Disconnect The VE4Q Series Emergency Compact Fluorescent High bay luminaires are designed for easy installation in high bay applications. This fixture is made with a cast copper-free aluminum housing and mount that is suitable for harsh and hazardous environments. - Class I, Division 2, Groups A, B, C, D - Class I, Zone 2, Groups IIC, IIB, IIA - Class II, Division 2, Groups F, G - Class III, Divisions 1 & 2