a good mouse with squeaky wheel

So, I have the mouse for a week in operation, it works ansich properly, but the biggest drawback is what bothers me that the wheel starts to squeak already. What is not acceptable in a price of about 20.
Before that I had a normal mouse was the beigelgt the PC and there did not appear that the screeching even after 2 years on

Addendum: In my Bwertung of support took on contact with me and replaced the mouse with no prompt and the mouse with the mouse wheel could quitechenden I behlaten also.
That's what I call excellent customer service the company Anker. Thumbs up and keep it up.

The newly delivered Mouse now works without objection and makes their services