Dual-Voltage Input 120/277VAC Operation. UL Listed for Damp Location. Long-lasting, Energy Saving LED Lamps. 90 Minutes Minimum Emergency Operation. Injection-Molded, 5VA Flame Retardant, High Impact, Thermoplastic. Fully adjustable Square LED Lamp Heads. Universal Mounting Pattern. Canopy for ceiling mounting including. Easy Snap-out Chevrons Directional Indicators. Extra Faceplate included for field conversion to Double-Face,