 The aircraft are equipped with one toilet in the rear, and one behind the cockpit.The Saudi E-3 was delivered with an additional toilet in the rear.When deployed, the E-3 monitors an assigned area of the battlefield and provides information for commanders of air operations to gain and maintain control of the battle; while as an air defense asset, E-3s can detect, identify, and track airborne enemy forces far from the boundaries of the U.S. or NATO countries and can direct interceptor aircraft to these targets.