For 90 dollars
Rollme has posted its Rollme R2 smart ring on its website, which provides up to 10 days of battery life with active use, allows you to track SpO2 levels, heart rate and monitor the quality and duration of sleep.
You can view the Rollme R2's health tracking data using the companion mobile app. The Rollme R2 does not have temperature monitoring, but does have a remote camera control feature. The gadget received several sports modes, as well as a step counting function. The Rollme R2's battery life can reach up to 60 days in standby mode. You can charge the smart ring through the charging case.
The Rollme R2 Smart Ring is available in six sizes and weighs approximately 2.9g. Available in three color options — champagne gold, pearl white and premium black.
The R2 Smart Health Ring is available worldwide for $90.