It's a logo of a polygonal object with three T-shaped connections sticking out of different sides indicating the fuel lines running into it. In the middle is a lightning bolt, indicating that power is being generated within.
This Engine icon is a responsive icon. This means that it's optimized for four resolutions, from tiny 16x16 until highly detailed 80x80. The style comes from the latest Microsoft Office
, which makes it perfect for any Windows applications, in particular, those with ribbon toolbar control. Unlike other icon packs that have merely hundreds of icons, this monster icon pack contains 15,900 icons, all in the same style and quality.