Trust Voxx Vertical Wireless Mouse Graphite (23731)

The vertical, ergonomic design places your hand in a more natural position, eliminating or reducing wrist and hand strain.
Work wirelessly with a storable USB receiver or Bluetooth, giving you all the clutter-free space you need to work.
No disposable batteries required - just plug in and charge when the LED display shows the battery life is low. Plus, a power-saving on/off switch helps conserve battery life.
9 buttons, 5 of which are programmable, keep your fingers busy and your experience customized.