Ultrahuman claims that the Ring Pro delivers up to 15 days of battery life on a single charge and can store up to 250 days of health data directly on the device. It features a titanium unibody design and is available in Bionic Gold, Space Silver, Aster Black, and Raw Titanium finishes in sizes 5 to 14. Hardware upgrades include a redesigned heart rate sensing architecture aimed at improving signal quality during sleep and recovery, as well as a dual core processor that enables faster data...
