The Smart Ring Colmi R03 brings your essential health and workout data right to your fingertips, enhancing your lifestyle with its seamless access to vital information. Pair it with the QRing app for effortless tracking and analysis of your physical activities and wellness indicators. Built to withstand water with a 5ATM rating, resist corrosion, and demolition from daily use, this lightweight (4.7g) ring ensures comfort and durability.

Monitor Your Health Status

With the Colmi R03, maintaining an overview of your health becomes straightforward. It tracks sleep patterns, quality, and phases to help you foster healthier habits. Monitor your heart rate 24/7 for insights into your physical state during rest and workout. Blood oxygen levels can also be assessed swiftly, with all data consolidated in the handy QRing app.

Enhance Workout Efficiency

Optimize your exercises with the ring's ability to accurately log steps, calories burned, and distance covered. Choose from 21 sports modes, and its water resistance ensures it remains unharmed during intense routines, including swimming.

Dedicated App

Leverage the full potential of the Colmi R03 with the QRing app, compatible with both Android and iOS devices. It provides detailed daily, weekly, and monthly reports, highlighting areas for improvement.

Extended Battery Life

Worry less about frequent charging with its battery life of up to 5-7 days. The accompanying case offers not only protection but also serves as a charging station, recharging the ring up to 13 times on a full charge.

In the Box

• Smart ring
• USB-C cable
• Charging case
• User manual

Technical Specifications

• Manufacturer: Colmi
• Model: R03
• Color: Gold
• Size: 11
• Main Chipset: BlueX Micro RF03
• Memory: ROM 512 KB
• HR Sensor: Vcare VC30F
• Accelerometer: STK8321
• Bluetooth: 5.0
• Battery Type: Lithium-polymer
• Battery Capacity: 18 mAh
• Charging Method: Magnetic
• Battery Life: 5-7 days
• Charging Case Capacity: 200 mAh
• Case Charging Method: USB-C
• Inner Diameter: 20.3 mm
• Material: Titanium alloy
• System Compatibility: Android 4.4+, iOS 8.0+, Harmony OS
• Application: QRing
• Water Resistance: 5ATM
• OTA Updates: Supported
• Features: Step counter, calorie counter, distance measurement, heart rate, sleep monitoring, sports modes, exercise log, blood pressure, oxygen levels, stress level management, remote photo capture