For continuous use in harsh environments, KIO6000 Series comes in painted aluminum or stainless steel enclosure, is molded of silicone rubber, and has 2 mm travel with red backlit embedded numeric keypad. Gold over nickel contacts, combined with waterproof sealing, helps ensure reliable operation. Along with full 101/104 key functionality, keyboard comes with drift-free OrbitalMouse button-style mouse pointer molded in silicone rubber.