Meritline has the Microsoft Wireless Mobile Mouse 6000 (Red) for $25 - $5 off with coupon code MLC916PKN
[100 uses] = $20
with free shipping. Features Microsoft's BlueTrack laser technology which allows for use on uneven surfaces. Micro-sized 2,4Ghz USB transceiver is designed to work unobtrusively with notebook computers and can be stowed away inside the mouse.