Logitech M317 Mouse The symmetrical shape lets left as well as right handers use mouse with ease From controlling text size to image zoom, opening or closing tabs, the featured scrolling wheel makes it a breeze to perform tasks quickly Features optical resolution for silky smooth movement Product Type: Mouse Product Color: Black Color Family: Black Environmental Compliance: Waste Electrical and Electronic Equipment Directive (WEEE) Country Of Origin: China Brand Name: Logitech Manufacturer: Logitech Product Model: M317 Product Name: M317 Mouse Device Supported: Notebook Manufacturer Part Number: 910-003416 Manufacturer Website Address: http://www.logitech.com Packaged Quantity: 1 Package Contents: M317 Mouse Logitech Unifying Receiver 1 x AA Battery (Pre-Installed) User Documentation Limited Warranty: 3 Year Pointing Device Host Interface: USB Scroller Type: Scroll Wheel Total Number Of Buttons: 2 Ergonomic Fit: Symmetrical Pointing Device Connectivity Technology: Wireless Movement Detection: Optical