The COLMI R03 Smart Ring in Gold Colour is a stylish and functional activity tracker suitable for both indoor and outdoor use. With features such as waterproof design, heart rate monitoring, and sleep tracking, this smart ring is perfect for those looking to track their fitness progress accurately. The sleek black design and English language interface make it a versatile accessory for both men and women. Powered by batteries, this unit from COLMI is a reliable tool for those who enjoy running and jogging. Free UK shipping ensures that you can start using this innovative product right away.
eBay