The C1RangeSlider control provides a context menu for additional resources at design time. Right-click on the C1RangeSlider control to open its context menu.

The C1Input context menu operates as follows:

About C1RangeSlider
Upon clicking the About C1RangeSlider link, About C1.Win.C1Input dialog box gets displayed. It is helpful in finding the version number of the control and online resources.