The Stainless Steel Smart ring is a sleek and durable activity tracker designed for unisex adults. It features a silver color . providing clear and accurate readings. This smart ring is powered by batteries and is suitable for indoor and outdoor use. It includes a heart rate monitor and is compatible with Android operating systems, making it ideal for tracking your fitness goals, especially for running and jogging activities. Constructed with stainless steel, this smart ring is both stylish and functional for monitoring your heart rate and improving your overall health.