Model A2353. The watch has been erased and is ready for. Aluminum with Starlight Sport Band. Includes the Apple Watch and 41mm Starlight Sport Band with. on the lower-right edge of the aluminum case.
Independent and accurate blood oxygen, body temperature, breathing rate, blood pressure, heart rate, sleep monitoring. Blood oxygen sensor: PD: OSRAM (Osram) SFH2703. Features: Using the air pump and the air bag to pressurize, the small pressure change in the air bag caused by the fluctuation of the blood.
Independent and accurate blood oxygen, body temperature, breathing rate, blood pressure, heart rate, sleep monitoring. Blood oxygen sensor: PD: OSRAM (Osram) SFH2703. Features: Using the air pump and the air bag to pressurize, the small pressure change in the air bag caused by the fluctuation of the blood.
