Fetal Dopplker 104
1.77"TFT colour LCD displays FHR Number and Curve(dual interface),Monitoring time,probe frequency,counting mode,volume and battery capacity.
Abnormal sound alarm with Fhr data turning from green to red.
Function setting : switch interface ,count mode,alarm switch,FHR upper &lower limit alarm setting and language.
Automatic power off(one minute)
Various frequency probe for different use.
Battery: 8.4Vrechargeable battery /9V dry battery.