Model NO: K-TEK-M315KP-FN-MS-BL+M73TP DESCRIPTION: 102 keys IP65 dynamic sealed & ruggedized silicone rubber special professional keyboard with sealed tough touchpad with 400DPI resolutions for accurate and fast cursor position, with numeric keypad on the right side of keyboard and 12 function keys on top line for easy operation, using reinforced special membrane switch key technology with key stroke (1.20mm) with extremely good tactile feeling for fast and accurate data input without any noise and error output, there will be no key value missing, no stuck key, no repeated key value output during the keyboard operation, The keyboard built-in ultra-thin metal frame and ultra-thin metal reinforcement bottom plate combine the keyboard seal reinforcement into a professional whole, with durable coating & anti-microbial keyboard surface withstand to most chemicals and liquids under harsh environment, FN + Clean combination key for easy cleaning via lock/disable whole keyboard without needing to take away the keyboard from PC, panel mount with super thin ruggedized aluminum back plate with mounting holes, adjustable industrial white backlight included. FN + bulb button to control keyboard backlight on or off. Meet MIL-STD-810H (high and low wide working temperature, low pressure, humidity, vibration, shock, salt spray, temperature shock, drop, rain, sand and dust, fungus, solar radiation etc.), MIL-STD-461G-EMC-EMI-EMS-ESD optional. DIMENSION: Keyboard: 315.0mm x 108.0mm (L x W)