3 Levels DPI for Laptop, PC, Computer, Desktop, Notebook, Specially for Right-handers Wireless Vertical Mouse

It's a great honor for you to visit my store. Good luck with your favorite purchasesMovement speed, IPS : 400 Sensor model : Razer Focus+ (20000 DPI|650 IPS|50G) Gross Weight : 114g Operation Mode : Opto-electronic Power Type : Battery Number of Buttons : 6 Number of Rollers : 1 pcs Hand Orientation : Right Package : Yes Style : Trackballs,DPI adjust button,Infinity scroll,Optical roller,Backlight DPI : 1600 Interface Type : USB Type : 2.4Ghz Wireless Brand Name : DUTRIEUX Origin : Mainland China Certification : CE,RoHS The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom'sd policies and EU Product Safety and Compliance laws.