Vandal Proof Industrial Trackball

Quick Details: 1. IP65 dynamic vandal proof stainless steel industrial trackball 2. 38.0mm trackball, 2.00mm long key stroke travel 3. Top panel mounting solution. Descriptions: 1. IP65 dynamic rated Vandal proof Stainless Steel industrial Trackball 2. with 38mm trackball module for fast and accurate fixing cursor position with extreme smooth operation without any noise 3. with integrated numeric keypad,industrial metal dome PCB with gold-on-gold key switch technology with