From the Manufacturer

Overview:

World’s Most Advanced Tracking — Go More Places Than Optical or Laser. Take the Microsoft® Wireless Mobile Mouse 6000 anywhere. With revolutionary BlueTrack Technology™, you can work more places than ever before, including on granite countertops, carpets—even on a wood table or a rough, unfinished park bench.  Stylish design for portable computing, now with a Nano transceiver.

Features:

Plug-and-Go Transceiver Leave the Nano Transceiver plugged in when you’re on the go, or stow it in the mouse.		Reliable Wireless Experience a reliable connection and virtually no interference with Microsoft 2.4 GHz wireless.		Advanced Productivity Work more efficiently with 5 customizable buttons and 4-way scrolling.

Additional Features: 10-Month Battery Life Package: New! Factory sealed retail box. Payment PayPal. Most items requires immediate payment, but if you want me to hold down an item for a day or two pending availability of funds in your PayPal account, I will gladly do that, but Payment must clear into my PayPal account before any item is shipped. Shipping I Receipt for your PayPal payment, your order will shipping(with Tracking NO.) same day or next day, I only ship to confirmed PayPal addresses. Your PayPal address MUST MATCH your Shipping address. Returns: 14 days money back, buyer pays return shipping. I accept returns on all software and product provided the item being returned is unopened, in its original packaging/condition, includes all supplemental materials and it's within 14 days of your original purchase date! Any software and product was been opened not qualify for return and return request will be denied!