... time delivery6. One year warrantyProduct Description1) With high resolution optical.2) With high effect when moving mouse.3) Various ... button.6) Work with any surface,including wood / plastic.7) Tracking resolution: 800DPI.8) PS/2, USB and PS ... : Shenzhen, ChinaColor: Red,Black,white,Silver,etc.Material : ABSCertification: CE&ROHSOEM service: offered Mini optical mouse, computer mouse,mouse factory, ...