Right-click your mouse (might be listed as HID-compliant mouse) and select Update driver Manufacturer Site:
The mouse has an automatic sleep mode if not used for 8 minutes. LED Light Control: Et D-09 Mouse Driver Download-
Since the Et D-09 is an OEM product, it often uses the same driver as other generic gaming mice. Search for: Right-click your mouse (might be listed as HID-compliant