Winegard SC2000 Satellite Alignment CompassProduct description Simple instructions printed on the Winegard Satellite Alignment Compass is for your convenience. Use local zip code to obtain the azimuth setting from satellite receiver and aim your dish in the direction indicated by the compass. Fast and accurately find satellites using the needle which is in liquid filled waterproof vial. Uses Local Zip Code to Obtain The Azimuth Setting From Satellite Receiver Allows User to Aim Satellite Dish