Rated ultrasonic operating frequency: 3.0MHz Neutralization sensitivity (the probe surface distance is 200 mm) Big fish is equal to 901db Power working mode: DC9V dry battery Size: 104.5*50*70 mm
Bekijk meer
27.52$
35.78$
4.7
11 beoordeling 13 verkopen
Fetal heart rate pregnant women home fetal heart rate meter
