The Ryze Element Fitness Smart Ring utilises latest sensor and design technology to deliver meaningful health and fitness insights from a lightweight and extremely wearable form factor. At only 2.5mm, the Ryze Element Ring is one of the thinnest on the market, making it superlight and very comfortable, suitable for all day, every day wear. From temperature, to heart rate, blood oxygen and sleep monitoring, health biometric insights have never been easier to obtain. Plus capture key statistics from every workout with steps, distance and duration metrics captured automatically. Key Features Fitness & wellbeing monitoringMonitor your sleep, heart rate, blood oxygen levels, skin temperature, step count, distance, calories burnt, menstrual cycle and recovery report. Fully Featured Ryze AppRyze App enriching and supporting smart ring features for powerful fitness & wellbeing insights.Advanced Fitness and Wellbeing Tracking Includes recovery report, continuous monitoring or heart rate and blood oxygen level, skin temperature measurement and tracking of steps, distance and calories.Sleep Management Monitor sleep quality and duration of your sleep cycles.Smart Touch Controls Seamless control of music, podcasts, e-books and camera on your connected smartphone.SOS Emergency Function Trigger a call to your emergency SOS contact via your connected smartphone. Easy to wear all day longUltra Thin 2.5mm for everyday wear and comfort. Built to lastRing is dust proof, sweat resistant and water resistant up to 5 ATM, and made of nano-ceramic and stainless steel materials. Smart touchBuilt-in touch sensor enabling short video switch, give a thumbs up, music playback control, e-book page turning, phone camera control or slide control on your connected smartphone. Safety functionSOS Emergency function, calls your nominated contact using your smartphone when activated via touch on the Ryze Smart Ring. Ring battery lifeUp to 6 days Charging case battery life up to 180 daysRecharge your Smart Ring on the go, up to 40 times. Protective Travel CaseProtect your Smart Ring when not in use.Charge in less than 2.5 hours with the quick charge function to full recharge your Charging Case.LED Charging Status Indicator. What's in the box?1x Ryze Element Ring1x Charging box1x User manual