Property - Use to calculate elevation and azimuth of satellite dishfor each satellite base on GPS location. - Use a compass to showthe direction. By the red pointer points to the north. And theblack pointer points to the south. - You can adjust the referenceangle. - Use to adjust angle of the satellite dishes. How to use 1.Open location access (GPS,WiFi&mobile network) 2. Resetlatitude and longitude by pressing the Reset Location button.Andthen press the OK button. 3. Select the satellite you want toreceive from the list in next page and 4. The application willcalculate elevation and azimuth and show the result. 5. Slide tothe next page. The program will adjust the reference angle ofazimuth automatically. 6. Rotate the compass by the red pointerpoints to the letter "N" in the orange circle, we know that we willturn the satellite dish to the direction of the red arrow Fastforward to. Warnings and Precautions * If this application does notwork or show the word "Wait" for a long time, your device may nothave a compass sensor or may due to failure of the device. * Becareful of the disturbance caused to the compass. It may cause anerror in the measurement. This disturbance may be caused bymagnetic field or devices that contain magnets.