Contour Design Company introduced a computer manipulator based on an original concept called RollerMouse Free. There is hardly a new device capable of replacing the classic mouse, but it may be a useful complement to it. According to the concept creators, the new manipulator can reduce the stress experienced this muscles in the arms, shoulders and neck with a long work at the computer with a mouse.
Structurally, Roller Mouse Free is a prefix to the keyboard, placed beneath it. The main element of the design of the device is a roller (shown – black), located “under the left arm.” Cursor on the vertical axis by rotating shaft, the horizontal – to move it from side to side. For ease of reference, along with the usual “mouse” keys are separate buttons “Copy” and “Paste”.
It is a new device not cheap – $ 220 (Check out new prices and buy it from Amazon), but the manufacturer is so sure of good ideas, which included the original conditions of supply of 30-day trial period – during that time, Roller Mouse Free you can test and, if desired, to return, having received back the entire amount paid.