How to measure the direction of the balcony with a mobile phone compass

Click on the compass program that comes with your phone, and follow the operation method given by the program to initialize the compass. Then place the phone screen horizontally up, slowly turn the phone so that the compass points to the balcony, and then you can indicate whether the balcony is due south, how many degrees south-east, or how many degrees south-west.

Click on the compass program that comes with the book leak of your hand, and initialize the compass according to the operation method given by the program. Then place the phone screen horizontally upwards, slowly turn the phone around, let the compass point to the balcony, and then you can indicate how many degrees in the direction of the balcony is due south, or south-east, or south-west.