• IP68 waterproof technology: IP68 waterproof performance allows you to rest assured that you are not afraid to wear it, shower, swim, or wash your hands
• Health smart ring: With sleep monitoring, blood oxygen, heart rate, blood pressure monitoring function
• Magnetic charging: The ring is equipped with a powerful magnetic suction coil, which can be charged by magnetic suction, making charging more efficient
• Record exercise data: Real time sync with your phone, accurately grasp your exercise data, and help you achieve daily goals 

Specifications: 

• Size: 
• Size 7 inner diameter: 17.3mm, finger circumference: 54.4mm 
• Size 8 inner diameter: 18.1mm, finger circumference: 56.9mm 
• Size 9 inner diameter: 18.9mm, finger circumference: 59.5mm 
• Size 10 inner diameter: 19.8mm, finger circumference: 62.1mm 
• Size 11 inner diameter: 20.6mm, finger circumference: 64.6mm
• Size 12 inner diameter: 21.4mm, finger circumference: 67.2mm
• Material: Outer surface material: stainless steel, main body material: epoxy resin
• Compatible system: Android 5.0 and above; Hongmeng system is supported; IOS 10.0 and above
• Storage capacity: It is recommended to connect to the app and sync data every day. The ring can store up to 15 days of data, depending on the type and frequency of use
• Battery capacity: 20mAh
• Battery life: 3 to 5 days, depending on the frequency of use
• Charging method: Use the included charging cable (USB rated 5V)
• Light sensor: LED is in visible color range, safe and user-friendly
• Connection method: Low-power Bluetooth 5.0
• Product weight: about 5.0 grams
• Software program update ability: Updated via software application
• Waterproof level: IP68
• Charging port: Magnetic charging with short circuit protection
• Charging time: about 30 minutes
• Main functions: Exercise monitoring, sleep monitoring, multiple exercise modes, heart rate monitoring, blood oxygen monitoring, blood pressure measurement and monitoring, remote care
• APP supports languages: Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean, Thai; 20 languages