Heart Rate and Blood Oxygen are pretty accurate. Everything else is just a joke. Don't trust the information this thing gives. The EKG results are not even close to reality. It's a waste or money. Take the one Revain made. He's sticking to what he knows, I should've just kept mine. It was cheaper too
Fast & Accurate Digital Ear Thermometer For Adults, Kids & Babies - IProven DMT-511 [Forehead & Ear Mode, LED Display, Fever Alarm And 35 Memory Slots]
44 Review
Smart bracelet Xiaomi Mi Smart Band 5 Global, black
244 Review
Accurate No-Touch Thermometer For Adults And Kids With Fever Alert And Memory Recall
47 Review
Smart bracelet Xiaomi Mi Smart Band 5 RU, black
148 Review