• 【Long Battery Life】The 18mAh battery combined with an efficient battery management system can make this smart ring health tracker work for up to seven days, but it only takes two hours to fully charge
• 【Choose Size Before Buy】Choose the perfect fit from a range of sizes between ring US sizes 7 through 12, ensuring all-day comfort.The sleep smart ring is only the size of a coin and lightweight enough to be worn day and night, You can barely feel it.
• 【Charging Case, Easy to Carry】The smart ring comes with a charging case, no charging cable required, easy to carry and store. It is ideal for business travellers and outdoor sports enthusiasts, ensuring you can continuously monitor your health wherever you are.
• 【Health Tracker Rings for Men Women】Health Smart Ring is a delicate, 5-gram accessory that integrates advanced technology. It monitors heart rate, blood pressure, and sleep patterns (including deep, light sleep, and wake-up time) via app, Helps to understand your health, all while being smaller and more comfortable than a smart watch.
• 【5ATM waterproof & Remote Photo Control】Don't worry when it rains or swims, the waterproof smart ring is 5ATM waterproof. It comes with beauty function, after enabling the remote photo function on the app, you can take a photo remotely by simply shaking the finger wearing the ring.