Mouse is not working after falling from desk.

Hey so the computer's mouse is not working, it fell of from desk. When it fell of it got opened and i setted it but it's not working properly the pointer is not moving. What can i do to fix it? The red light is ok which is present beneath side. Also scroller is working properly.

Company: Intex Technologies (India) Ltd.

Brand: Intex

Model: ECO-6 Plus