? Fetal heart rate (FHR), uterus constriction (TOCO) and fetal movement (FM) ? LED display of FHR, TOCO and FM in numeric data ? Alarming on probe off-position and abnormal FHR ? Built-in thermal printer with 3-grade(1,2 and 3 crn/min) tracing speed ? Built-in network connection capability ? Lightweight (2.0Kg only) can be fixed on wall or laid on table while working