Perfect thank you!

Supera las espectativas, excelente , Información del analisis y el cambio de display esta muy bueno

It works wonderfully! Highly recommend, we use to help keep track of O2 for health reasons and find it super helpful. Nurses said they think this is a good one.

Was delivered quickly and does exactly what it was advertised to do!

I like the easy to read display and affordable price

Price, easy to use.

Good

works

I liked it! Great product!

Pulse readings are consistent with pulse readings from BP machine's pulse readings. Oxygen saturation readings are internally consistent from time to time.