Ultrasound Doppler Fetal Heart Rate Monitor.

Item Name: Ultrasound Doppler Fetal Heart Rate Monitor

Brand: JZIKI

Power Source: 2 AAA batteries (1.5V)

Measuring Range: 50-210BPM ,errior is +/-2BPM

Host Size: 12.9*9*2.3cm

Screen size: 3.56*2.95cm

Display Resolution: 1BPM

Temperature: 10-40℃

Humidity: ≥15%-80%

Built-in product: Host,Instruction Manual(contains certificate and warranty card)

Funtion:
*safety and no radiation
*highly sensitive waterproof probe
*high-definition fetal heart sounds
*can use headphones or speakers
*compatct design and easy to use
*fetal heart rate display