The COLMI Smart Ring R06 model includes multiple activity trackers for steps, distance, and calories. It also features a heart rate monitor, sleep monitor, blood oxygen monitor, and stress monitor, and has a water resistance grade of 5ATM. The case is made of alloy and the battery capacity ranges from 15mAh (for 8# and 9# models) to 18mAh (for 10#, 11#, and 12# models). Display screen not included.
