If you’ve lost the installation CD or would like to use a newer Windows version that is not officially supported by the 32011, you can get the device driver and software here:
DRONE RACER LapCounterBasicSet(Shop ed.) 32031
It is for the Drone Racer Lap Counter but it works with the 32011 Lap Counter Home Edition as well. Download of the zipped package will start by clicking on the link below: