Vixen Celestron Optional Parts Focus Motor for SCT/EdgeHD, Japanese Instruction Manual, Vixen Official Warranty Included, 36145 CELESTRON 94155

[Remote focus control] By installing Celestron's dedicated software, the Celestron Focuser Utility Program (downloadable from the Celestron website) and connecting to your PC with a USB cable, you can remotely adjust the focus of Schmidt-Cassegrain telescopes and other devices from your PC. [Hand controller compatible] By connecting the focus motor to the mount's AUX port, you can control it from the NexStar+ hand controller or StarSense hand controller. [Adjust focus from your smartphone or tablet via WiFi connection] By connecting to SkyPortal with the SkyPortal Wi-Fi Module, you can adjust focus using your smartphone or tablet. This allows for convenient wireless operation in addition to controlling the mount.