WearinOS

WearinOS application, paired with your smart device, can manage your daily steps and exercise information, achieve Activity and Fitness, Sleep Management, heart rate and blood oxygen measurement, etc; And provide relevant opinions based on your relevant information.
Compatibility hardware list for blood oxygen saturation measurement
Smartwatch_Y7 PRO-YC
Smartwatch_Y5 PRO-YC
Non medical use only for general fitness/health purposes