The Lithonia Lighting Esx Led Area Luminaire Provides The Combination Of Best Product Value, Best Price and Best Delivery. Esx Is Ideal For One-For-One Replacement Of Hid Area Lighting and Provides Up to 76% Energy Savings, Long Service Life and Fast Payback. All Esx Luminaires Feature Adjustable Light Output, Providing Two Light Levels From One Product, Allowing Greater Flexibility While Helping Reduce Inventory Costs. The Luminaires Also Feature A Reversible Arm That Allows For Mounting On Both Round and