... quality and best service. 1, the product descriptionThe 2.4GWireless Mouse, transmission range of up to 8M, a ... the code, Dongle and Mouse can work properly.2.DPIDPI button every time, DPI value to change ... , into more energy-efficient mode of work in 2 minutes if it detects to the receiver, Mouse ... will automatically return to work mode, if the excess 2 minutes have not yet detected, the receiver, Mouse ...