PERIMICE-520 Wired Ergonomic Vertical Trackball Mouse Connection type:USB Type-A Wireless Mini Keyboard - A

Wireless Mini Keyboard - A wireless keyboard with 2

promoting a more relaxed typing angle

Replacement receivers available on Amazon

How to Remove the Trackball – For PERIMICE-517/717 devices

PERIMICE-520 Wired Ergonomic Vertical Trackball Mouse Connection type:USB Type-A Wireless Mini Keyboard - AAdjustable Angle A unique detachable stand to customize the angle of the mouse from 0 to 10 or 20 degrees to minimize strains on wrist and arms and to ease your wrist pain; Product Dimensions: 13. 9 x 10. 3 x 5 cm, Product Weight: 0. 26kg Durable & Sculpted Design Supports your hand comfortably and let it rest on the mouse; Durable, high performance Omron switches for the left and right buttons, up to 10 million clicks Programmable Buttons 6 button