IP66 rated waterproof and vandal resistant brushed 304 stainless steel industrial keyboard with integrated 25.0mm optical trackball, this is a IK09 rated and fully-rugged panel-mounted keyboard for mining environment or marine console or industrial console. It is specially designed to meet IP65 specifications and it is black electroplated surface treatment, which means it is resistant to harsh environment with salt mist, corrosion spray, dirt, dust, water, ice, low temperature, oil, etc.