OPPO Watch Free Review: Good Compromise Between Smartwatch

Sensors: Six-axis acceleration & gyroscope sensor, optical heart rate sensor, optical blood oxygen sensor, and ambient light sensor OS/Software: Android…

Features-, Comprehensive all-day sleep monitoring with blood oxygen level and snoring monitoring, 14-day long battery life. Flash charging technology.

Oppo Watch Free - Black

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Smart watch with text and call - Fitness tracker watch for men women is equipped with a high-quality speaker,can directly use running watch to answer make calls/play music/read messages/store contacts/view call history.

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OPPO Find X3 Pro