Logitech M90 Corded Mouse Universal Office Classroom Mouse Optical Tracking Full-size Design 1000dpi for PC Laptop Description: Logitech M90 Corded Mouse Universal Office Classroom Mouse Optical Tracking Full-size Design 1000dpi for PC Laptop Features: -Setup is fast and easy. You can just plug the cable into a USB port and use it right away. -You can’t go wrong with precise optical tracking. It’s a smooth mover—with or without a mouse pad. -Designed to keep either hand happy. So you’ll feel comfortable, even after hours of use. -You’ll enjoy responsive, smooth cursor control, precise tracking and easy text selection thanks to optical tracking. -Sweatproof and anti-skid scroll wheel Specifications: Product name: Logitech Wired Mouse M90 Mouse size: 118*60*36mm Mouse weight: 80g System requirements: Windows Vista / Windows 7,8 / Windows XP / Mac OS10.4 or later / Linux kernel 2.6+ Sensor technology: Advanced Optical Tracking Sensor resolution: 1000 Numbers of button: 3 Scroll wheel: YES Cable: 1.5m Package size: 130*70*50mm Package weight: 130g Note: The specifications may vary based on use and computing conditions. Package List: 1 * Mouse 1 * Manual