C11 Intelligent Watch 1.47 Square Ultra-thin Wrist Heart Rate Blood Oxygen Monitor Step Counter Call Reminder Waterproof Bracelet green

Description

--Newly upgraded chip: After several years of massive clinical data collection.--The algorithm matches all kinds of people, and the measurement is more accurate.---Motion monitoring: Equipped with high-precision sensors to accurately capture every motion state.--Cooperate with motion algorithms to fully understand your motion data.--Appearance size: 101x101x43MM.