Przedział czasu and other 86,400 icons from Icons8 icon pack follow the visual guidelines of the operating systems: Windows, iOS, Android KitKat, and Material. PNG format is free up to 100x100 px. Icons are availble for download in PNG and vector (SVG, PDF, EPS, and more).
The outer shape is a circle. In the center of the circle is a dot with two straight lines extending towards the outer circle. One line is shorter and points in towards the right and the other line is longer and points towards the upper left. A one eighth section of the circle is filled in with parallel lines.