5ATM Waterproof | Heart Rate | Blood Oxygen | Exercise & Sleep Monitoring

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SPECIFICATIONS

• Brand Name: Shunmaii

• APP: Jring

• Bluetooth-Compatible Version: 5.1

• Battery Capacity: 16mAh (Polymer Pure Cobalt Battery)

• Charging Time: 2 Hours

• Usage Time: 7–9 Days

• Standby Time: 10–15 Days

• Certification: None

• Display Screen: No

• Material: Stainless Steel + Glue Filling Process

• Case Material: Durable Alloy

• Waterproof Grade: 5ATM

• Working Temperature: 0–50°C

• Gross Weight: 66g

• Packaging Size: 80 × 80 × 30mm

• Storage Capacity (ROM + RAM): 144KB ROM + 48KB RAM

• Heart Rate Sensor Model: Tianyi 3918

• Main Chip Model: German Dialog DA14531 (Ultra-Low Power Consumption)

• Sensor: SC7A20

• Compatibility: Android 9.0+ / iOS 10.0+

• Metrics Measured: Heart Rate, Sleep Monitor

• Support APP-Side GPS Data: Yes

• High-concerned Chemical: None

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FEATURES

• ❤️ Health Tracking: Real-time monitoring of heart rate, sleep quality, and blood oxygen levels.

• 🔋 Long Battery Life: Up to 9 days of active use or 15 days standby on a single 2-hour charge.

• 💧 5ATM Waterproof: Safe for everyday wear — resistant to sweat, splashes, and rain.

• ⚙️ Advanced Chip: German Dialog DA14531 ensures low power consumption and stable performance.

• 📱 App Connectivity: Seamless sync with Jring App for Android and iOS.

• 🌙 Sleep Analysis: Tracks your sleep duration and quality to help improve your rest habits.

• 💪 Durable Design: Made from premium stainless steel, combining toughness and elegance.