Feature: 1. Features 1000DPI high-precision tracing engine. 2. Ergonomic design, 100g light weight and compact size, which makes it easy to use and carry. For a comfortable experience, the body curve fits perfectly in the palm of your hand. 3. Comes with built-in USB receiver, plug and play 4. The red 3D scroll wheel and 3 buttons bring you a smooth using experience 5. 2.4G Reliable wireless mouse provides anti-interference stable transmission and brings you a wonderful using experience Specification: 1.Description: Lenovo M120 Pro Wireless Mouse 2.4GHz Laptop Mouse with USB Receiver Lightweight Ergonomic Optical Wireless Mouse Computer Mice for Laptop PC Computer Mac Office/Home use 2.Features: Features 1000DPI high-precision tracing engine. Ergonomic design, 100g light weight and compact size, which makes it easy to use and carry. For a comfortable experience, the body curve fits perfectly in the palm of your hand. Comes with built-in USB receiver, plug and play The red 3D scroll wheel and 3 buttons bring you a smooth using experience 2.4G Reliable wireless mouse provides anti-interference stable transmission and brings you a wonderful using experience With a wide compatibility that perfectly fits for desktop, laptop, PC, Mac and other devices 3.Specifications: Name: Lenovo M120 Pro wireless mouse Ergonomics: Yes Support System: Win XP/7/8/10/Mac OS Roller: red engineering rubber roller Resolution: 1000DPI Color: black Interface: Built-in USB receiver Number of buttons: 3 Size: 118*61*38mm Mouse interface: USB2.0 Working method: optical mouse Applicable models: desktop/laptop 4.Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. There is a little of difference according to manual measurement. Battery is not included.(2*AAA battery needed) 5.Package List: 1*Wireless Mouse 1*USB receiver Package List: 1*Wireless Mouse 1*USB receiver