This Is a Porodo Smart Ring Health Tracker in Size 11 (20.7mm).

Key Features: Includes a touch scroll function for phone control and advanced sensors for tracking heart rate and body temperature. Battery Life: Offers up to 5 days of working time on a single charge. Fitness Tracking: Monitors daily activity, calories burned, and blood oxygen levels. Specifications: Constructed from steel and ceramic materials, with an IP68 waterproof rating.