Machine washable; Waterproof and rugged; High quality silicon allows cleaning with disinfectant wipes; Designed to NEMA 4X / IP68 specifications; UV reinforced laser printing resists fading keysPrimary InformationInput Device Type : Keypad Device Form Factor : External Connectivity Technology : Cable Interface Type : USB; PS/2 Dimensions&MiscellaneousWidth : 15.000 Inch Depth : 0.500 Inch Height : 0.500 Inch Service&SupportService & Support Type : 1 year limited warranty UNSPSC CodeUNSPSC Code : 43211706