1). The ultrasound is lower than the national ultrasonic power standard by over 50%.
2). Compact and portable design provides a convenient use and carrying.
3). Large backlight LCD displays the fetal heart rate.
4). Built-in speaker gives clear and loud voice.
5). Interchangeable waterproof probe.
6). Automatic shutdown function in case of no work for 1 minute.
7). Fully charge battery enables to work continuously for over 10 hours.
8) .High sensibility can detect the pulse of 12 week fetus.
9). Three calculation modes to calculate fetal heart rate:instant, 10 second average and manual.

1). Display: LCD display.
2). Ultrasound Probe: solid and durable, anti-shock, anti-falling down.
3). Ultrasound Frequency: 2.5MHz ±5%
4). Ultrasound Intensity: < 2.5mW/㎝²
5). Heart Rate Range: 50-210 BPM
6). Resolution: ±1 BPM
7). Audio Output Power: 0.5w
8). Auto Power-off: 1 minute with no signal or operation
9). Size: 135mm*84mm*33mm
10). Weight: main body 0.43Kg