Rectangular Keys Silicone Industrial Keyboard Panel Mount With 25mm Optical Trackball

111 keys IP67 dynamic waterproof sealed & ruggedized industrial silicone rubber Hygienic keyboard with full keyboard functionalities, integrated numeric keypad and 12 FN keys (F1, F2...F11, F12), sealed & ruggedized IP68 dynamic25.0mm optical trackball module with 800 DPI resolution for fast and accurate cursor position, industrial PCB with carbon-on-gold key switch technology with long stroke (1.50mm) with extremely good tactile feeling for fast and accurate data input without any noise, with durable coating & antimicrobial keyboard surface withstand to most chemicals and liquids under harsh environment, FN + Clean combination key for easy cleaning without disconnecting the keyboard and computer, top panel mounted solution, 4 level adjustable industrial white backlight included to fit for dim or dark environment, industrial level.