Lenovo M101 Wired Mouse 2.4GHz Laptop Mouse with 1000DPI USB Interface Lightweight Ergonomic Optical Computer Mice for Windows Laptop PC Computer Mac Office/Home use
1000DPI Optical engine
Plug and Use
Item name: Lenovo M101 Wired Mouse
Type: Optical mouse
Wired length: 1.5m
Support: Win 7/8/Windows Vista/Windows XP
Product size: 112 * 58 * 36mm
Product weight: 80g
There is a little of difference according to manual measurement.
Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.