I suffer with lung disease so monitor my sats and heart rate regulaly and being a retired electronics engineer saw this module and the AD 8232 module so hooked them up to my esp32 board and did some comparisons with my finger clip on spo2 monitor both read exactly the same build quality is good

I suffer with lung disease so monitor my sats and heart rate regulaly and being a retired electronics engineer saw this module and the AD 8232 module so hooked them up to my esp32 board and did some comparisons with my finger clip on spo2 monitor both read exactly the same build quality is good

I suffer with lung disease so monitor my sats and heart rate regulaly and being a retired electronics engineer saw this module and the AD 8232 module so hooked them up to my esp32 board and did some comparisons with my finger clip on spo2 monitor both read exactly the same build quality is good

small compact lightwieght compared to the olden days of using comparator/ldr/led.

small compact lightwieght compared to the olden days of using comparator/ldr/led.

small compact lightwieght compared to the olden days of using comparator/ldr/led.

tiny, havent had time to test yet

tiny, havent had time to test yet

tiny, havent had time to test yet

Szybka dostawa

Fast delivery . Thanks

Szybka dostawa

Perfect...

Perfect...

Perfect...

Wielki

ottimo

Wielki

Otrzymany w dobrym stanie, dzięki

Received in good condition,thanks

Otrzymany w dobrym stanie, dzięki

Jak reklamowany dobry produkt przybył na czas i w dobrym stanie

as advertised good product arrived on time and in good condition

Jak reklamowany dobry produkt przybył na czas i w dobrym stanie

Wszystko w porządku, polecam

Everything its ok, I recomend

Wszystko w porządku, polecam

👍🏻

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