ProtoArc Vertical Wireless Trackball Mouse, EM05 NL Bluetooth Ergonomic Rollerball Mouse Rechargeable Computer Laptop Thumb Mice, 3 Device Connection, Compatible with iPad, Mac, Windows, PC-Blue No Restock Control Type: Noise Control

Control Type: Noise Control

It responds instantly to every touch

SEAMLESS GLIDE

Colour Mode can be assigned to suit office

ProtoArc Vertical Wireless Trackball Mouse, EM05 NL Bluetooth Ergonomic Rollerball Mouse Rechargeable Computer Laptop Thumb Mice, 3 Device Connection, Compatible with iPad, Mac, Windows, PC-Blue No Restock Control Type: Noise ControlFeatures Ergonomic Design for Natural Grip: The vertical design of a 62 degree tilt and natural handshake can perfectly fit the palm of your hand, keeping your arms and wrists in a relaxed state, so that you won't feel tired after a day of work Bluetooth & 2. 4G Wireless ConnectionPLUG and PLAY. This trackball mouse has triple connection modes(2. 4G+BT 5. 1+BT 3. 0). You can control three devices at the same time, switch freely between Android, tablet