This stainless steel smart ring offers real-time health tracking including heart rate, blood pressure, blood oxygen, and sleep monitoring. It supports multiple sports modes and is compatible with all Bluetooth 5.1 enabled devices.

• Waterproof grade: 5ATM suitable for daily wear and water exposure

• Health metrics tracked: heart rate, blood pressure, blood oxygen (SpO2), and sleep stages (deep, light, REM)

• Activity tracking: steps counter and calorie tracker

• Control smartphone camera remotely via the ring

• Memory storage capacity: 32 (units not specified)

• Available ring sizes: 7# (17.3 mm), 8# (18.1 mm), 9# (18.9 mm), 10# (19.8 mm), 11# (20.6 mm), 12# (21.4 mm), 13# (22.2 mm)

• Bluetooth version: 5.1 for device compatibility