1. Vertical design,3 button optical mouse. 2. Patented sharp, comfortable to use. 3. Ergonomic design, anti-strain-injury.

Feature Vertical shape, 3 button optical mouse Patented, cool, comfortable to use Ergonomic design, no stressComfortable handle, steady keystrokesLatest optical orientation technology

Specification Weight:150g Product Dimension:13x7.4x6.8 cm Resolution:Up to 800dpi System requirement:Windows 98/2000/ME/XP

Instruction

1 Plug the mouse in the USB port of computer

2 Computer system checks the hardware automatically to matrch its driver (except Windows 98)

3It takes 1-2 minute(s) after the system finishes updating the drivers. The updating time depends on your computer configurations.

4 This product is a plug-and-play device. Just plug it in the USB port (or connect USB converter to PS2 port) and use easily.

Suggestion

Using mouse in the same body position for a long time may cause stress on your wrists, shoulders, cervixes and back. To avoid or reduce the above problem, doctors suggest you take a rest regularly and relax your shoulders and wrists.

Vertical upright erect Optical Ergonomic Mouse