The DynaLock 6173-BBX is specifically designed to withstand outdoor exposure to the elements and other harsh environments, with commercial-grade switch assembly, completely sealed against moisture and dust intrusion. The unit features a satin stainless steel faceplate with EXIT and SALIDA printed in red and is equipped with a weatherproof backbox.The 6173-BBX commercial grade weatherproof pushbutton. Button is 0.75 diameter white thermoplastic raised dome, rated IP68 water-tight (up to 1 m), IP64 moisture-proof, and IP64 dust-tight. Single gang plate, includes weatherproof faceplate gasket and tamper-resistant faceplate screws. Green LED backlit button on all models, field selectable 12/24V DC. All models are momentary action.