This is a Windows XP/2000 driver from Mustek (for the ScanExpress 6000P Parallel Port Scanner) that works great on the LifeTec LT-9848 scanner.
After downloading file, double-click the file to start the extraction process. Accept the default unzip folder and click UNZIP button. After files have been extracted, launch WEB.EXE to start the installation. Follow on-screen prompts til finished.