Width 3.75" (9.5cm), Length 6.75" (17.1cm), Height 1.75" (5cm) Ball Size: 2.25" Resolution: User selectable 400, 800, or 1600 counts per inch Made in the USA Buttons: 3 (programmable) + 2 switch jacks (programmable) which allows users to plug in two external buttons (Sold Seperatly - CST S-Button External Switch) for a maximum of 5 buttons- Width 3.75" (9.5cm), Length 6.75" (17.1cm), Height 1.75" (5cm)- Ball Size: 2.25"- Resolution: User selectable 400, 800, or 1600 counts per inch- Made in the USA- Buttons: 3 (programmable) + 2 switch jacks (programmable) which allows users to plug in two external buttons (Sold Seperatly - CST S-Button External Switch) for a maximum of 5 buttons*** Todos nuestros productos son exportados desde Estados Unidos hasta tu casa!*** Cualquier pregunta no dudes en contactarnos, estamos para servirte!