Cross-border R12M For Pressure, Sleep, Heart Rate, Blood Oxygen, Sports, And Step Counting Smart Ring Wearable Device

Basic Parameters Basic Parameter Ring size internal diameter (mm) No. 18: 17.8mm, No. 20: 19.8mm, No. 22: 21.5mm Weight 4.7g Color silver ，black，gold Main function Step count, distance, calorie calculation Heart rate, blood oxygen saturation, physical fatigue level, sleep tracking Hardware parameter Chipset Supplier dialog Chipset DA14535 APP LuckRing Compatible System Android 5.1 (and above), iOS 8.0 (and above) RAM Memory (built-in main control) 64KB FLASH Memory (external) 4Mb Type Not supported Screen size Not supported Resolution ratio Not supported Encoder Not supported Touch Type Not supported Connection parameter BT 5.3 Low-Power Bluetooth Chip Bluetooth call Not supported WIFI Not supported NFC Not supported Sensor Sensor Acceleration Sensor Mingfengda267 Gyroscope Not supported Heart Rate HX3918 GPS Not supported Battery Battery Battery Type Polymer lithium ion Capacity 15mAh Charging Method Magnetic charging APP software features LuckRing Steps, mileage, calories, exercise data record Heart rate measurement, blood oxygen measurement, sleep health monitoring, and physical fatigue assessment Multiple sports modes Supported languages: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Simplified Chinese, Traditional Chinese, Romanian, English, Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, Malay (depending on the phone system) Other parameters Other Parameter Waterproof Level IP68 Charging time About 1-2 hours Battery life Use for 5-7 days, standby for 15-20 days 0 days Appearance material Aluminum alloy, stainless steel