Evoluent Vertical V4 Wireless Right, myyntierä 1 kpl

• Ergonomic:supports your hand in a fully upright neutral handshake position that eliminates forearm twisting
• Precise:true optical resolution sensor moves the pointer quickly to reduce hand movements, with short habituation time
• Version 4 improved shape:better thumb and finger support
• Version 4 convenient adjustment:of pointer speed

Research
Unnatural postures are a risk factor for development of complaints of wrist and forearm (Karlqvist 1994, Jensen 1998, Hagberg 1994). When the mouse is positioned closer to the body the strain of shoulders and neck decreases (Armstrom 1995, Cook 1998).Productivity is lower when using a trackball and touchpad, standard mice and pen tablets enable a higher productivity.

Specifications
Dimensions: 86 x 81 x 106 mm (W x H x D)
Weight: 195 g