The RingConn Smart Ring Gen 2 in size 9 is a sleek and stylish activity tracker designed for men who enjoy running and jogging. Powered by batteries, this silver ring from RingConn is suitable for both indoor and outdoor use. With a focus on fitness technology, this smart ring is perfect for tracking your activities and improving your overall wellness. The English language interface and ergonomic design make it a convenient and practical tool for anyone looking to up their fitness game.