Durable design that endures harsh conditions from -20C to +65C and supports over 10 million keystrokes ^^ IP68 rated, fully sealed, washable, and disinfectable, featuring improved low-profile, no gaps for easy cleaning, and distinct function keys ^^ Completely sealed with industrial and medical-grade disinfectant silicone tested to ISO 22196:2011 ^^ Lock and turn off all keys by pressing the fn mode ON/OFF buttons for 5 seconds when cleaning ^^ 6-foot cable designed for easier routing in rack setups