Home Doppler

Amb 🏴󠁧󠁢󠁥󠁮󠁧󠁿

What are your thoughts on a home heartbeat Doppler? I’m not sure whether to buy one or not, I’m 19+5 and don’t know whether to give it a try or is it pointless. I can already feel her moving but it’s nice to listen to the heartbeat which is why I was wondering if they are worth it.