How to make pawn move faster

hi does anyone know how to control the pawn move faster?

This is from TwinStickShooterProject:

http://puu.sh/oCK7Q/854f39b988.png

http://puu.sh/oCK9f/b2af39b52b.png

Basically that movement speed variable is just a float variable that you make up and you can adjust the speed.