Samsung SMO-3600B 1600DPI Optical Wireless Mouse 2.4Ghz Portable Ultra-Compact Receiver for Laptop (Black)

Wireless optical sensor mouse with mini receiver for laptop, desktop and netbook PCs and Compatible with Windows Vista, 7, 8, and 10
2 Adjustable DPI Levels. 1000, 1600 DPI, control your own speed freely with wheel button.(Click the wheel and right button for 3 seconds)
2.4 GHz wireless provides a powerful, reliable connection /Ensure longer working distance, reaching up to 33ft.
Mini USB receiver(18x15mm) receiver Plug & Play (If will connect USB receiver to your computer will automatically set to the ID.)
2 AAA batteries included /Power on/off and Auto Sleep Mode (It convert if not using mouse to auto sleep mode.)