Grey glossy circle by Jean-Victor Balin. From OCAl 0.18 release. Optimized for use on a web page. Append ?color=$color to the URL for different colors (where $color is one of: black, blue, green, grey, orange, red, white, yellow).
Generic round LED free icon was designed by morkaitehred for icons Png and presented to its users.
morkaitehred
10/26/2017