Porodo Wearable Smart Ring Size 9 with Touch Function, Anti-Bacterial Stainless Steel, Lithium Polymer Battery, 4.5g, 16mAh, 4-6 Days Working Time, IP68 Waterproof Rating, Compatible with OS Android 5.0+, iOS9.0+ - Black

The Porodo Wearable Smart Ring with Touch Function is a smart health-tracking device. It is made of anti-bacterial stainless steel and only weighs less than 5 grams, making it fit perfectly into your lifestyle. This smart ring records your body temperature, heart rate, blood oxygen, and other health metrics. With accurate health sensors and three sports modes, you can easily track your health and fitness. Its battery gives you 4 to 6 days of continuous use or 25 days on standby. This fashionable and useful smart ring comes in the following sizes: 9 (19.1 mm) and 11 (20.7 mm). It has a water resistance rating of IP68. The Porodo Wearable Smart Ring is the perfect partner for your health and fitness. It works great at work or in the gym, matching your busy life.