Circular Unveils Ring 3 Series With NFC and Health Sensors

Circular announced its Ring 3 series, featuring a Pro model with FDA-cleared atrial fibrillation detection and a Slim version, both equipped with NFC chips for contactless payments.

The new rings include vibrating alerts for alarms and medication reminders, with the Pro model utilizing titanium construction and the Slim version using a biocompatible epoxy material.

Battery life has been extended to 12 days for the Pro and 10 days for the Slim, with both models expected to be available for purchase in early 2027.