Wireless mouse delivers the perfect mix of performance and precision with a micro-precise scroll wheel; comfortable, compact shape and three full years of battery life. Innovative, micro-precise wheel packs more grooves per millimeter for the ultimate navigation experience and makes scrolling through long web pages faster and easier. Plus, the built-in tilt wheel lets you move backward and forward on the Web. Advanced optical tracking delivers laser-grade precision over the most challenging surfaces including smooth, glossy surfaces (except glass) that are problematic for standard optical mice. Ergonomic design and soft rubber grips conform to your hand to be naturally comfortable. Compact size makes it easy to take with you wherever you use your computer. Tiny, unifying nano-receiver connects up to six compatible devices and uses advanced 2.4 GHz wireless. To help prolong battery life, the Smart sleep mode and an On/Off switch save power while an indicator light eliminates surprises. More from the Manufacturer 1000 dpi optical LED for smoother movement and hassle-free performance From controlling text size to image zoom, opening or closing tabs, the featured 3-buttons scrolling wheel makes it a breeze to perform tasks quickly The symmetrical shape lets left as well as right handers use mouse with ease Weight (Approximate) : 112 g Packaged Quantity : 1 Depth : 4.02" (102 mm) Width : 2.36" (60 mm) Package Contents : Wireless Mouse M525, USB Receiver, 2 x AA Batteries, User Guide Height : 1.50" (38 mm) Device Supported : Computer Environmentally Friendly : Yes Manufacturer Part Number : 910-002698 Brand Name : Logitech Environmental Certification : WEEE Manufacturer : Logitech Product Type : Mouse Product Model : M525 Product Name : Wireless Laser Mouse Country of Origin : China Color : Black Assembly Required : No . . Weight (Approximate) : 112 g Depth : 4.02" (102 mm) Width : 2.36" (60 mm) Package Contents : Wireless Mouse M525, USB Receiver, 2 x AA Batteries, User Guide Height : 1.50" (38 mm) Manufacturer Part Number : 910-002698 Brand Name : Logitech Environmental Certification : WEEE Product Name : Wireless Laser Mouse Color : Black Packaged Quantity : 1 Device Supported : Computer Environmentally Friendly : Yes Manufacturer : Logitech Product Type : Mouse Product Model : M525 Country of Origin : China Assembly Required : No