Hand-Held Off-Table Trackball Optical Mouse wholesale china

With an elongated body and smooth optical trackball technology, this mouse provides maximum comfort. This Off-table design consolidates fashion and technology and a new way to control mouse. No limitation of space. Fingertip-based controls allow for quick and accurate movements.
Main Features:
100%new brand; Ergonomic Design;
Off-table, for free and comfortable operation;
Can be operated in various ways, avoiding harm to palm joint or muscle.
High accuracy and sensation;
Can bu used on the surface as same as optical mouse.
User doesn't have to sit close to the monitor by using this track mouse;
Avoiding eye fatigue and radiation harm.
Can control the cross coordinates sensitively, simply with the thumb.
Compatible with windows 2000/XP/Vista/Mac OS X.
Resolution: Table 1200dpi, trackball 1600dpi;
Dimension: 12cm*6cm*4cm;
Length: 2m
Shipping details:
Color box or Blaster packing
Quantity/carton: 40PCS
Gross Weight: 6.5 kilogram
Net Weight: 6kilogram
Cu. Meter: 46x31x31cm or 56x23.5x45cm