COOSPO Smart Armband Heart Rate Monitor I Know when to stop Watches Measure your blood oxygen level

Measure your blood oxygen level with a revolutionary new sensor and app

making them perfect for snowy adventures or chilly commutes

while the rubber outsole provides excellent traction for safe play

full white rose display that looks incredibly lifelike

Upper fixing method: sticking

COOSPO Smart Armband Heart Rate Monitor I Know when to stop Watches Measure your blood oxygen levelTrain smarter, not just harder. The COOSPO Smart Armband Heart Rate Monitor gives you real time, accurate heart rate data right on your arm so you always know exactly how hard your body is working and, just as importantly, when to pull back. Whether you are a casual jogger, a serious cyclist, or a dedicated gym goer, this armband helps you stay in the right training zone and protect your body every step of the way. Key Benefits Know exactly when to