Logitech MX 610 Left-Hand Laser Cordless Mouse Logitech MX610 Wireless Laser Left-Handed Scroll Mouse with Tilt Wheel Plus Zoom Technology General Features: Black and Silver color scheme Designed for Left-Handed User's Advanced Laser Engine Tilt-Wheel Plus Zoom E-Mail and IM Notification USB Micro-Receiver 2.4 GHz Wireless Auto Turn-off One-Touch Controls: Fingertip controls for Volume, Mute, and Web page browsing