Amazon.com: Logitech M705 Marathon Wireless Mouse – Long 3 Year Battery Life Ergonomic Sculpted Right-Hand Shape Hyper-Fast Scrolling and USB Unifying Receiver for Computers and laptops Dark Gray (Discontinued by Manufacturer) :
Logitech M705 Mouse (pictures) - CNET
Logitech M705 Black 5 Buttons Marathon Fast Scrolling Wireless Laser Mouse | eBay