Brand new in box, SARUNN smart ring, size 11, color black. Tracks steps, sleep

Brand new in box black SARUNN smart ring, size 11. See photos for how to measure size. Ring has not been used, comes with charger and manual. Ships quickly from smoke free/pet friendly home. Ring holds a charge for 5 days, is waterproof and tracks steps, sleep, heart rate etc. Currently selling for $100 on Amazon.