Start a smart life. The smart ring has multiple functions. A photoelectric sensor combination, acceleration sensor, optical heart rate sensor, optical blood oxygen sensor, and multiple sensors operate simultaneously. Together with the APP, it can help you detect your physical status in real time. Stylish and compact design, it can also be used as a wearable accessory for your daily wear. Specification: Product type: smart ring Size: inner diameter 15.4-21.5mm Product weight: 5g Effective distance: 15m Protection level: IPX8 Material: stainless steel, ceramic, electronic components Battery type: lithium battery Battery capacity: 23mAh Charging compartment battery capacity: 400mAh Battery life: about 7 days Charging time: 1 hour Charging room battery type: lithium battery packing list: 1*smart ring 1*Wireless charging box 1*Type-c charging cable 1*User Manual notes: 1. If you have any questions, please send us an email and we will respond promptly. 2. There may be a slight deviation of 1-2mm between the data and manual measurement.

Long battery life: Built-in lithium battery, the battery life can reach 7 days with only one charge. With the charging compartment, the battery life can reach nearly 100 days, so there is no need to worry about the remaining power. Check your healthy life in real time. Compact and fashionable: easy to carry, when the ring is placed in the charging compartment, you can use the lanyard to easily hang it on various personal items in your backpack, handbag, and even keychains. All-day real-time exercise data monitoring: The APP displays all aspects of your health information in real time, and can also record your exercise information to help you live a healthy life! Record calorie consumption and daily metabolism during exercise, indoor running, outdoor running, treadmill, fitness, etc., sleep monitoring, advanced new sleep algorithm, capture subtle changes in the body. Thin and light body: It adopts microcrystalline nano-ceramic body and stainless steel inner ring. It weighs only 5g and is more durable. Stylish appearance design, whether you wear it daily or during exercise, the lightweight wearing experience will make you feel comfortable. Multifunctional: Our smart ring has multiple functions and can monitor your body temperature, sleep, step count, etc. at any time, allowing you to always pay attention to your physical health. Support IPX8 waterproof, multiple sports modes, running, cycling, skipping, fitness, swimming, snorkeling, mountain climbing, yoga, golf, dancing, no matter what sport it is, it can help you detect.