Open grip frame, dip switch 2 (push it up) will flash through the colours....
press the trigger til u get to yellow. hold the trigger down till it flashes the amount, then change the value by pressing the tigger again.
Yellow is the fire modes: 1 flash semi, 2 flashes psp, 3 flashes mill...
then Wait for it to go back to red, set the dip switch down and mow fools...