✅ Originally priced at 23,800 yen! Manage your health just by wearing it on your fingertip! ✅ Fast charging and extra long battery life! ✅ Heart rate, blood oxygen levels, workouts, and even the popular sleep tracker! ⭐ One item in stock! First come, first served! Immediate purchase OK (*'ω'*) ⭐ Free shipping, immediate purchase available ♪ ⭐ Brand new, unused ※ Not tested for operation as it is unopened. ☘️ Anonymous shipping ☘️ Ships within 24 hours I have many other items for sale ❤️ → #kayon_on_sale ⭐ 24-hour health management & sleep support Easily manage your health data with the smart ring's sensors. Just wear it at night and you can check light sleep, deep sleep, and the number of times you wake up in the app. It also provides sleep quality assessments and advice, and records your daily activity data with measurements every 5 minutes. ⭐ Supports various exercise modes Supports 8 exercise modes such as running and walking, and accurately measures calories, distance, and pace. Visualizes exercise effects and supports motivation. ⭐ Long life & waterproof design Up to 12 days of battery life and IP68 waterproof performance, so you can use it without worrying about charging or getting it wet. Easy charging with a magnetic cable (about 2 hours). ⭐ Convenient camera operation & compatibility You can operate the camera just by shaking your finger. Compatible with Android/iPhone, and data management is easy with the dedicated app. It blends into your daily life with a comfortable fit and elegant design. 【Size/Dimensions/Color】 Ring size: Size 9 Color: Silver