DST-PET-VTM99781 Verbatim Commuter Series Wireless Notebook Optical Mouse (Matte Purple) $22.25

Contoured, comfort grip fits the hand & ideal for right or left hand use
2.4GHz wireless reliability & performance
Nano receiver is small enough to plug in & leave connected or may be stored inside mouse
1200dpi provides smooth, precise tracking
Matte Purple