HXSJ T21 Wireless Mouse Ergonomic Vertical Mice 3.0 BT 2400 DPI 3DPI Optional for Mac Laptop Computer Computer Peripheral Mouse

Model Number: HXSJ T21
Interface Type: USB
DPI: 2400
Hand Orientation: Both Hands
Gross Weight: 68g
Brand Name: HXSJ
Package: Yes
Operation Mode: Trackball
Power Type: Battery
Number of Rollers: 1
Number of Buttons: 6
Type: 2.4Ghz Wireless