This keyboard is specifically designed for use in harsh environments and is durable with its 304 stainless steel casing. It offers IP65 dust and spill resistance. The 1.8mm spaced protruding keys with laser etched graphics provide excellent tactile feel. It offers mouse functionality with an integrated 38mm trackball, ideal for kiosks and public areas. It can be adapted to different language layouts with USB or PS/2 connectivity options. Left and right mouse buttons are also available.