H10-3
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:
Easy to use
Built-in speaker.
Automatic switch-off.
Waterproof Interchangeable probe
Backlight
Two mode:real-time FHR and average FHR
Volume indication、battery energy indication、FHR dynamic graph display.
Sound alarm function when FHR is out of the normal range
Various battery compatibility:AA alkaline battery and AA Ni-MH rechargeable battery.
Audio output: can be connected with a recorder to recording sound of fetal heartbeat.Such as earphone, computer,MP3/MP4.
Two colour for host:blue and pink
Specifications:
＊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
Standard accessories: 3.6V rechargeable battery、Charger、Manual
Packing:
Quantity:20pcs /carton
Dimension:45*36*39cm /carton
N.W.:10kg
G.W.:14.9kg