6D
Fetal Doppler is used for detect the Fetal Heart Rate ( FHR ) to hear the sound of 12 weeks pregnancy in hospital, clinic even at home.
Features:
●Pocket Doppler, waterproof ultrasonic probe
●Heart rate LCD display
●Backlight ,Built-in speaker
●Audio output can connect recorder
●Automatic switch-off
●Three FHR modes: real-time，average，manual
●Battery energy Indication
●Sound alarm function when FHR is not the normal range
Specification:
＊ Ultrasonic Frequency: 2.5 MHz or 2.0MHz
＊   LCD size:37*23mm
＊   FHR display range:50bpm-210bpm 
＊   Dimension：97(W)* 37(D)* 132(H)mm
＊   Weight : 0.35kg
＊   Continuous work time:≥ 8 hours
Option: Gel、earphone、bag
Standard accessories:  3.6V rechargeable battery、Charger、Manual
Packing: 
Quantity:20pcs /carton
Dimension:45*36*40cm /carton
N.W.:10kg
G.W.:14.9kg