Amazon.com is offering the Kensington SlimBlade Media Mouse for $47.55, which is $2.00 off their previous price. This Wireless Mouse with Media Controller ships for Free, and it features:

• Unique Scroll Ball provides easy and intuitive 360-degree scrolling
• Multifunction navigation pad allows you to control your digital media from anywhere in the room
• Navigation pad on the media controller includes: volume control, track control, play and pause
• Battery indicator light is green then changes to red as the battery level is getting low
• Mouse goes into sleep mode when your notebook does to prevent power drain