5700HAX Nautilus Ultrasound Transducer Watertight, Button, 8' Cable Features/BenefitsUnique 9-Crystal ultrasound design for ease ... or obese motherWatertight for hydrotherapy monitoringSpecificationsButton style, 8' CableSold as EachWeight: 460gLatex freeWarranty code L CompatibilityUse with fetal monitors Corometrics 116, ... and 145. 5700HAX Nautilus Ultrasound Transducer Watertight, Button, 8' Cable