3.0MHz household ultrasound fetal doppler

Specification:

With TFT-LCD Display
Ultrasound frequency:3.0MHz
Measurement range:50~210bpm
Sensitivity:12 weeks gestation
Unit Weight:205g (excluding batteries)
Package size:18*10.5*4cm
Ultrasonic output power:20mw
Power Supply:DC 3V (2 x AA) alkaline batteries
FHR Accuracy:±2bpm
Feature1:Build-in speaker
Feature2:Low ultrasound dosage
Material:Plastic
Shelf Life:1 year

Features:

Updated 3.0MHz

With sensitive probe

High accuracy

Intelligent noise reduction

Clear fetal heart

Big diplay

Easy to use