COLMI RING 2 Smart ring, Size 11 (Black).

The COLMI RING 2 combines the discreet design of a ring with a comprehensive set of functions for monitoring health, sleep, and daily activity. Its precise sensors allow the collection of health data, such as:

• Heart rate
• Heart rate variability (HRV)
• Blood oxygen levels
• Stress levels
• Body temperature

The 5 ATM water resistance ensures that it can also be worn while swimming or washing hands. Its efficient battery provides a battery life of 3 to 5 days. The ring's lightweight and compact design offers comfort during daily use and sleep.

Sleep tracking is automatic, recording sleep stages and awake periods, providing information about sleep efficiency. In addition, the ring supports various sports modes, such as walking and running, and records metrics such as heart rate and calories burned during workouts.

Menstrual cycle tracking is also a useful function of the COLMI RING 2, providing predictive information for the period. The Q Ring app makes it easy to access and analyze the ring's data.

To control selected functions, the COLMI RING 2 offers gesture capabilities, facilitating touch-free interaction. The ring is made of stainless steel and weighs 4g, making it ideal for everyday use.

Key features:

• Inner diameter: 20.8 mm
• Thickness: 2.7 mm
• Width: 7.0 mm
• Main chipset: REALTEK RTL8762E
• Bluetooth: BLE 5.0
• Battery life: 3 to 5 days
• Water resistance: 5 ATM

The Q Ring app supports multiple languages, including Greek, and is compatible with various operating systems.