MOQ200
[Product Name]:Doppler fetal heartrate meter
[Rated voltage]:DC3V
[Battery type]: two No.5batterles
Fetal heart rate range]:50BPM~230BPM
:3.0mhz
[ Accuracy of fetal heart rate detection ]: ± 2bpm (measurement error less than 2)
【waterproof]: IP5 dustproof waterproof grade
【Overall welght]: about 171g (exduding battery)