ขาย 2.5MHZ Heart monitor pregnant women home doppler fetal movement no radiation fetal doppler ราคาที่ดีที่สุด

Pocket fetal doppler, fetal fetal heart rate monitor 4.5 shows a pregnant woman's fetal doppler monitor - built-in speakers ensure high fidelity and clear sound - compatible headphones and speakers (not including headphones) - high sensitivity doppler probe, low ultrasonic dose - automatic shutdown function - listen and record the unborn baby's heartbeat at 12 weeks (without recording cable) - gel can be used or not used. Baby oil and olive oil are also perfect - unique ergonomic design, easy to operate Specifications: Power supply :AA battery (excluding battery) Ultrasonic frequency :2.5 MHZ Ultrasonic intensity : 10 mw/cm2 Liquid crystal display :45 mm x 25 mm FHR measurement range :50~240bpm FHR resolution :1 BPM FHR accuracy: 1 BPM Energy consumption : 1 w Size: 12 cm x 2.7 cm x 7 cm Net weight: 200 g Please note: this product does not send carton!! CE FDA Approved Pocket Fetal Doppler Battery Status and Voice Indicator Battery status indicator low power inspection of the battery Built-in speaker，Output for headphones The probe can be changeable Probe inspection Long time continuous use (10 hours on two AA alkaline batteries，not include the battery due to shipping policy