Skin surface sensor, YSI400 series.reusable Esophageal/rectal probe,YSI400 series,reusable For use with all YSI 400 series monitoring systems accepting 6.35mm DIA phone jack type connections, they can be sterilized either by ethylene oxide or cold liquid sterilants(cidex or equivalent). TEL: 86 755 26965165 FAX:86 755 26459212 Supply ability