Given the name of the brand: cheyin, surely a Chinese
But what a mouse would not be? They all are: made in China.
The Chinese have what it takes to do well.
This mouse without dentbleue wire and rechargeable batteries by USB port like it.
Lightly, and immediately recognized on MacBook Pro.
Listed in time.
...
After a month:
This dentbleue mouse works fine on Macbook Pro. It is light to handle.
Unlike Logitech dentbleue, it does not disconnect unexpectedly.
She stutters a little bit when I connect my mobile dentbleue for transferring photos.
...
Remarks:
The quality of finishes is not extra: lack of orange paint at the end of play.
The Velcro surface of the wheel is not sufficiently thick and the finger slides.