Beijing Risingmed Medcal CO.,LTD

Feature:
Easy to use
Accurate FHR detection and LCD display with the backlight on or off
Built-in speaker for listening to the heartbeat without headphones
Headphone jack for listening to the heartbeat or attaching to the computer with the included accessory for recording the heartbeat
2 AA size batteries
Low battery consumption and Auto OFF feature
Battery icon indicates how much battery life is left
Fetal Doppler Displays Three Modes:
Mode 1: This mode displays fetal heart icon when fetal heart beat is detected and also displays the real-time heart rate numerically.
Mode 2: This mode displays the fetal heart icon when the fetal heart beat is detected and averages the fetal heart rate for a more stable reading.
Mode 3: This mode can calculate an average fetal heart rate over a specific period of time by manually pushing a button to start and stop the time.