Specifications Waterproof Rating : IP68 Thickness: 3mm Materials: Titanium alloy Weight: Approximately 0.102 oz Colors: Silver, Space black Chipset: Goodix GR5515GGBD Memory(ROM+RAM) :1 Mb + 256 KB G-Sensor: ST LIS2DW12 Bluetooth Version: 5.1 MobileAPP-GPS: Yes Heart Rate Sensor: Goodix GH3026 Battery Type: Lithium-ion polymer battery Battery Capacity: Approximately 18 mah Charging Case Battery Capacity: Approximately 400 mah Charging time: 1 hour Theoretical Standby Time: 10-15 days Normal Usage Time: 4-6 days Charging: Magnetic Charging Case Software Function&App Compatibility : Supports Android 5.0 and above; iOS version 10.0 or above Compatibility Software: Compatible with Smart Ring App software functions Activity: Distance/Calories/Steps Statistics/7-day vigorous activity etc Multi-sports modes: 19 kinds of conventional sports +5 kinds of GPS sports(Running, Cycling, Rope Jumping, Fitness, Mountaineering, Yoga, Golf,Hikking,Dancing) Heart rate: app launches heart rate test/whole-day dynamic heart rate trend and data analysis/heart rate data analysis/recent 7 heart rate measurement trends/heart rate historical data Sleep: Sleep data statistics, sleep proportion, sleep score, sleep analysis, average sleep heart rate, etc Blood oxygen: APP launched blood oxygen test/blood oxygen data of the last 7 times/blood oxygen saturation measurement trend of the last 7 times/blood oxygen history data HRV: APP launched HRV test/recent 7 HRV data/average HRV/stress history data during sleep Stress: APP launched stress test/pressure measurement trend of the last 7 times/pressure history data Others: Unit format, sedentary reminder, low battery reminder, heart rate warning Wechat&Apple: Support APP multi-language support:2 Languages: English, Japanese Support OTA: Yes APP: smarthealth

Magnetic suction fast charging: Faster charging and longer battery life.The size of the smart ring is an international standard size of 9 #. More comprehensive health monitoring: A small smart ring that comprehensively records your heart rate, blood pressure, blood oxygen, sleep status, and even a pedometer that continuously records your physical condition 24 hours a day. A brand new fashion way of wearing: Compared to traditional sports style smart bracelets and smartwatches, the compact and fashionable smart ring subverts traditional smart wearable devices, balancing fashion and aesthetics with a new way of wearing. Magnetic suction fast charging case: Faster charging and longer battery life.Exercise monitoring: Identify exercise patterns, record calorie consumption and daily metabolism during exercise. The newly upgraded smart ring comes with a charging box, featuring a stylish appearance and convenient storage.The charging case comes with black and white randomly shipped. inner dance APP with phone.