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⭐New Smart Ring Heart Rate Blood Oxygen Sleep Monitoring Health Reminders 5ATM Waterproof Sports Fashion Ring For Men Women Gift⭐ ⭐Features： Health smart ring: Heart rate/blood oxygen/sleep/mental state monitoring, show loving care for family members and keep track of their health changes in real time. Unnoticeable health monitoring:High-precision sensors. Sports record and personal analysis for a pleasurable workout。 Gesture-sensing remote control for taking photos and switching videos。 IP68 Waterproof,easily meeting daily waterproof requirements. Ultra-long standby time powerful performance. ⭐Hardware parameters: CPU: Zhongke Lanxun AB2026B3 Memory: 64KB + 8KB (cache) Battery Capacity: 15 Heart Rate Sensor: HX3918 + Three-color LED Light G-Senser: da267 Body Temperature: NTC (+0.5°C) Working Time: 5~7 days Waterproof Level: IP68 Connection Method: Low-power Bluetooth 5.4 Charging Method: Standard magnetic charging (charging case is optional) Ring Material: Stainless Steel + Epoxy Resin Ring Width: 6.5mm Device Version Requirements: Android 9.0/ios 10.0+ ⭐APP language: Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, simplified Chinese, traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean, Thai; 20 languages