Light Weight, handset, portable; Large LCD display with blue backlight; Built-in loudspeaker, more clearly & loudly; 3Mhz probe, Accurate FHR detection with clear sound; Digital Fetal Doppler FL-100B is a hand-held fetal doppler, which provides a convenient use and carrying. FL-100 has a big LCD display with blue backlight. This fetal doppler can detect the fetal heart beats since the 12th week pregnancy and have strong ability of processing fetal heart sound signals. The 3 MHz is an early term and general purpose Doppler probe. It will work very well through most full term pregnancies.
The 3MHz Probe is recommended for all fetal dopplers due to stronger frequency allowing users to easily find a fetal heart beat. Instead of searching for minutes or hours having little to no success of finding the fetal heart beat.