The easiest way is to connect the Koso DB-01RN wire harness to the Honda 599 Hornet gauge meter wire harness. The internal VS (vehicle speed) sensor of the Honda cb600f has the same pinout as the active sensor of the Koso DB-01RN.
Building a vertical laptop stand is very easy and you will need only common materials: plastic sheets and hot glue.
In the guide, I will explain how to transform a cheap Bluetooth HC-05 transceiver into a breakout board.