ขาย 【Best-selling】✥ET Ultrasound Doppler Fetal Heart Rate Monitor Potable Baby Heart Detector Fetus-voice Meter Prenatal Hea ราคาที่ดีที่สุด

Ultrasound Doppler Fetal Heart Rate Monitor Potable Baby Heart Detector Fetus-voice Meter Prenatal Heart Beat Detector Probe LCD Display Features: Automatic shut-down. Automatic shutdown in one minute without signal, economical and energy saving. Ultrasound probe, highly sensitive, easy to find fetal heart. Using digital filtering noise reduction technology can greatly reduce the noise of the instrument, and the output is clearer. LCD Display: Multi-parameter working mode and fetal heart rate display, clear FHR (Fetal Heart Rate) display. No radiation to detect,low ultrasound power, safer to the fetus. Specifications: Material: ABS Plastic Suitable Range: 12 week above Probe operating frequency: 2.0MHz ± 10% Fetal heart rate range: 50-240BPM Working voltage: DC 3V Resolution1 BP MAccuracy .: 2 BPM Power Consumption 0 . 8W Power By:2x AA battery (Not Included) Package Size:17x12x6CM Package weight:260g Pakage list: 1x Heart Detector 1x Instructions