8 ms·Have you seen https://grandst.com/p/pulse https://grandst.com/p/pulse ?by _vn5r 13y agoHave you seen https://grandst.com/p/pulse https://grandst.com/p/pulse ?samerbuna 13y agoThat is cool, does it auto-read the heartbeat or do you need to use your other hand?_vn5r 13y agoI understand you just have to carry it on the wrist