● Brand Name 【ELECOM (Elecom)】 ● Product Name 【"The Ultimate Grip" (M-XGL20DLBK)】 ● Size 【M size】 ● Items Included 【Main unit, USB receiver】 ● Usage and Condition 【There is some wear and tear. Lightly cleaned. It was used until recently, so the operation has been confirmed. All buttons have been tested and confirmed to be responsive. In my personal opinion, it worked without any problems, but since it is a used item, some buttons may be slightly less responsive.】 (Test batteries are also included) ● This model is no longer sold and is difficult to obtain. Please understand that this is a used item before purchasing. Power Source... Battery-powered