Nub app
The Halo Ring is the most comprehensive smart ring I've ever come across. With features like HRV monitoring, menstrual cycle tracking, and sleep monitoring, it covers all aspects of health and well-being. The onboard touch sensor is a great addition, making it a versatile lifestyle accessory. Whether you're into fitness tracking, photography, or staying connected on social media, the Halo Ring has you covered. It's both stylish and functional.