Waterproof Rate & Trace Display Doppler This high sensitivity handheld Digital Doppler is intended for general purpose screening of the fetal heart at all stages of pregnancy, from as early as 8-10 weeks, right through to labour. The attached probe is waterproof (IPX7) for high sensitivity FHR detection in both normal use and in waterbirth monitoring. Now you can see the benefit of visual presentation of fetal heart rate in both numeric and trace views, providing you with added clinical reassurance. • Big Numbers and Trace View Modes • Improved Performance • Reduced Running Costs • Enables Documentation of Intermittent Auscultation • Record and Playback FHR Data with Audio