3dconnexion 3DX-700082 Cadmouse Compact Wireless - 110x67x38mm compact size , USB wired or 2.4Ghz receiver or BlueTooth , designed for CAD professional , Intelligent Ergonomic Design with middle button , side quick zoom buttons or scroll zoom in/out , 7200dpi , 1000hz poll rate , 7x buttons ( with quick-access gesture button ) - ideal to co-work with 3D Space series mouse , with tailored carry case - 2 years warranty