IP66 rated waterproof and vandal resistant brushed 316L stainless steel industrial keyboard with integrated 25.0mm optical trackball, this is a IK09 rated and fully-rugged mobile desktop keyboard for mining environment or marine console or industrial console. It is specially designed to meet IP65 specifications and it is anti-corrosion 316L stainless steel which covered the shortage of normal 304 stainless steel for corrosion spray or salt mist environment, which means it is resistant to harsh environment with salt mist, corrosion spray, dirt, dust, water, ice, low temperature, chemical liquids, corrosives, disinfectants, oil, etc.