Fetal Doppler FD-1

Features:

2.4" TFT color LCD screen, can display FHR value with large font or waveform
High sensitive probe
Build-in rechargeable Li-on battery, It can be charged with USB port directly
Low Ultrasound power, safer to the fetus
Earphone port
Long working time
Accurate FHR and the same advanced FHR algorithm with that used in fetal monitor
 

Specification:

Probe
Working frequency: 2.0MHz
Working mode: pulsed Doppler
Ultrasound strength: <5mW/cm2
 
FHR measurement
Measurement range: 50-210bpm or 30-240bpm
Accuracy:±1% or ±1bpm (which one is greater)
 
Speaker power: 1W
Display: 58x36mm(2.4") TFT LCD display
Dimension: 300 x 130W x 85H(mm)
Weight: 270 (including battery)