It's a drawing of the scales of justice. Its a drawing of an old mechanical scale with one side of the scale lower than the other to indicate that a weight has been placed on that side.
This Scales icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 5,700 icons, all in the same style and quality.