I have a logitech wireless. i have a logitech wireless mouse, i don't have the manuel or anything

Question

i have a logitech wireless mouse, i don't have the manuel or anything that came with it and i'm trying to connect it to my home desktop computer.. the piece that connects to the computer works the lights blink when i press the CONNECT button but nothing happens to the mouse.. i also tried the CONNECT button on the mouse but nothing happens.