2.4G wireless optical Mouse 1. 2.4 G cordless mouse is good control and sensitive. 2.It ... is powful cost low, good quality and b 2.4G wireless optical ... . After the success of the code, Dongle and Mouse can work properly.2.DPIDPI button every time, DPI ... 2 minutes have not yet detected, the receiver, Mouse into shutdown mode.General situation: 1 AA batteries can ...