Doppler Fetal Heart Rate Monitor About this item High performance baby heartbeat monitor is easy to use for new moms. New Moms can operate Baulens Fetal Doppler by themselves to hear fetal heart sound and calculate FHR to realize the purpose of pre-monitoring and fetus caring. Good design, compact and light, no radiation,intelligent noise reduction function,high definition color LCD display. If you have any problems about the product ,please contact us as soon as possible , we will solve your problems within 24 hours . Feature: Listen to baby' s heartbeat High sensitive probe, accurate measurement A whole new generation of smart tests * Intelligent noise reduction * Independent probe * High sensitivity * Big Screen * The calculations are accurate * Loud and clear Notice: 1. Battery not included, due to air transport restrictions. 2. Gel not included ,due to air transport restrictions.(but you can buy at your local market easily. you also can use aloe vera gel, essential oil instead) 3.There has English manual in the package,please don't worry.