Smart Ring Size 9, Compatible with Android/iPhone, Sleep Tracking Smart Ring

Smart Ring Health Management [New Arrival & Long-Lasting Use] Compatible with Android/iPhone Sleep Management Smart Ring Healthcare Sleep Tracking 8 Exercise Modes 3 Data Measurement Functions IP68 Waterproof USB Magnetic Charging Camera Control Small Ultra-Lightweight Calorie Exercise Distance Pedometer Activity Tracker Smart Ring Unisex Japanese Instruction Manual (Black, Size 9 (59.5mm))

This is product B0GQ8WX3CZ on Amazon. Purchased for 9980 yen.
Opened for photography and operation confirmed.
The actual product photos may appear dirty, but this is due to reflection and not actual dirt.

[Sleep Management and 24h Health Management] Health management is possible with the smart ring's optical sensor, weight sensor, and red sensor. When you sleep wearing the ring at night, you can check detailed sleep information the next day via the app, such as the duration of light sleep, deep sleep, and REM sleep, as well as the number of times you woke up. Sleep quality evaluation and advice are also displayed.
[Measure Exercise Volume with 8 Exercise Modes] The smart ring can measure exercise volume in real-time through the app and can be used as an activity tracker. The app allows you to select from 8 exercise modes: running, walking, hiking, cycling, jump rope, dancing, yoga, and golf. During exercise, it enables precise calorie calculation, exercise distance measurement, step counting, and pace calculation. This allows you to understand the status of each workout, effectively enhance exercise effects, and maintain exercise motivation.
[Long-Lasting Use & Excellent Waterproof Performance] The smart ring boasts a long battery life, freeing you from the hassle of daily charging.
[Camera Control Function & Full Model Compatibility] Equipped with a camera control function, you can conveniently operate the shutter remotely by lightly shaking your finger wearing the ring in the app's Camera function. It is compatible with both Android and iPhone, and data can be intuitively managed through the dedicated app. With simple operation, you can maximize all the functions of the ring and easily monitor your health data. Available in four sizes, it can be comfortably worn by anyone. Its simple yet elegant appearance matches any style and blends into everyday fashion.