m_customaccel_exponent 1.05 help please...........

Guys help me please? This command m_customaccel_exponent 1.05 default 1.05 bat i feel accel on i use raw input 1 Why do I feel acceleration in the mouse ??? All professional players use 1.05 Is it better to set it 1 or 0 or leave it defoult? In windows use sensitivity 6 without acceleration Someone like me who feels this acceleration with this command? Sorry for my bad English