Indicator scale. Bar of meter with progress level from red to green. Vertical measuring ruler with percentage. Scale rating with low and high level. Comparison icon with 2, 3, 4, 5 graph. vector. Indicator scale. Bar of meter with progress level from red to green. Vertical measuring ruler with percentage. Scale rating with low and high level. Comparison icon with 2, 3, 4, 5 graph. vector.