Focus fast, reliably and accurately your telescope using a stepper or DC motor and this controller.
versatile, you can use your own motor instead of having to use one of PegasusAstro - and using another motor requires (perhaps) another cable, not another controller
PC operation is standard, but manual operation does not even need a separate hand controller
Temperature probe included
Backlash compensation possible via firmware
ASCOM and INDI compliant, but comes with a standalone program for Windows