This blood oxygen watch is an intelligent wearable device within ODM product range. This blood oxygen monitor watch combines classic watch design with comprehensive health monitoring, tracking blood oxygen, heart rate, sleep and exercise data in real time. Lightweight and comfortable to wear, it supports all-day use with waterproof performance, long endurance and smart alert functions. This Blood Oxygen Watch ensures steady measuring precision, and synchronized data can generate professional health reports, ideal for daily health care for office workers and elderly users. It allows customized dials, straps and functional modules, and can expand ECG and temperature detection features, assisting clients to develop distinctive smart health wearables.