Open the Spinsight app, tap on "Measurement", connect your second display device, click on "Start Measurement" and follow the instructions in the app. Detailed step-by-step instructions explain how to set it up.
Quick setup guide:
Attach phone holder to the net post.
Insert your smartphone into the holder.
Align the camera with the centre of the table (the holder once attached to the netpost shifts slightly to the right to accomadate for this).
Position the Spinsight ball in the centre of the table, approx. 10 cm from the net.
Check the lighting conditions in the app (display in the app).
Perform automatic calibration.
Start the measurement while standing next to the table with the camera aligned parallel to the baseline in the centre of the table.