Please scan the App QR code in the user manual in the accessory box and download.

1. Download the free App from the App Store (iOS) or the Google Play Store (Android).
2. Unbox the ring and charge cable. Plug the charging cable into a USB power source, such as a laptop or USB charger. Put your ring on the charging cable, the LED will blink to indicate that your ring is ready to be paired.
3. If you purchased a COLMI ring with a charging case, please put the ring into the charging case to charge. The LED will blink to indicate that your ring is ready to be paired.
4. Make sure that your phone's Bluetooth and GPS is enabled.
5. Open Qring, click “Bind immediately”, and accept the permissions requested by the App. Once the ring’s signal is found, click it to complete the connection.

COLMI Ring can store up to 7 days of data. It can still be used even if it is disconnected.

• If the ring is not worn and enters sleep mode, QRing will not generate sleep data after the ring synchronizes with QRing.
• The ring records sleep data at night and cannot record sleep during the day.
• The user wears a ring and starts recording (deep sleep, light sleep, wakefulness, etc.) within 30 minutes of lying down, and ends sleep monitoring after waking up.
• All sleep records will be viewed on the QRing sleep interface after the ring is synchronized with QRing.

Hello, it is compatible. Android4.4 and above, iOS8.0 and above, Harmony OS are all perfectly compatible.

Under normal use, the ring's battery can last for 3 to 7 days.

The human sleep process consists ofvarious sleep states such as light sleep,deep sleep, and wakefulness. ln a conscious state, most people's body consciousness is still very vague, and users may not be aware of their tendency state, resulting in a deviation between personal feelings and ring detection and recording data.

The ring can easily cope with daily waterproofing, and supports wearing it for swimming, washing hands, rain, etc., to meet your various waterproofing needs. (Note: Please take off the ring and wash it after bathing to avoid skin damage caused by residual toiletries inside the ring.