Check in on your little one before you feel the 'quickening' from as early as 9 weeks in. Fetalplus at-home fetal doppler is designed to track your baby’s heartbeat from the first trimester, from the comfort of your own home with peace of mind and certainty without unnecessary risks. Before your feel the first baby kick, it is important to provide yourself and your loved ones with a sense of calm. Accurately measures fetal heartbeat from the first trimester FDA cleared. 0 radiation. Safe for mums and babies. From the comfort of your home. Avoid unnecessary hospital trips.