Amazfit GTS2 Mini Smart Watch with 1.55″ (3.8cm)AMOLED Display, SpO2 Level Measurement, 14 Days’ Battery Life, 70+ Sports Modes, Built-in Amazon Alexa & GPS, HR, Sleep&Stress Monitoring(Meteor Black)

Monitoring your blood oxygen levels by intelligently monitoring your (SpO2) blood oxygen levels. Basic Usage Battery Life: 21 days
Super-Light weight body with only 19.5 grams, 8.95 MM Thin body, comfortable to wear day & night and during sports activities.
1.55 AMOLED Display with high 314 PPI Resolution for a crystal clear image and sharp details.
70+ built-in sports modes and 5 ATM water-resistance.
24H Heart Rate Tracking, Female cycle tracking, Sleep quality monitoring, Stress level monitoring and BIO tracker 2 PPG.
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