Product information CPU: Pixart 2860 Material: Stainless steel & epoxy resin Bluetooth: BLE5.1 Battery: 18mAh Battery life: 5-6 days Charging time: 30 minutes G Sensor: QMA6100P Heart rate sensor: HX3605 Waterproof level: IP68 React Smart Ring Light, Silver Fitness Enthusiasts: Helps track workouts, monitor heart rate, and measure daily activity levels. Health-Conscious Individuals: Provides continuous health monitoring, including heart rate and activity tracking. Tech-Savvy Users: Allows integration with smartphones for notifications, data syncing, and more. Outdoor and Water Activities: Suitable for swimming, running, and other outdoor activities due to its waterproof design. React - About the brand React is a pioneer in smart wearable technology, dedicated to enhancing health, fitness, and lifestyle through innovative and high-quality products. Our focus is on providing seamless integration of technology into everyday life, ensuring our users achieve their health and fitness goals w