Smart ring " COLMi R12", black, size 9, with 19.1 mm inner diameter and LED display. It monitors heart rate, blood oxygen level, sleep and activity, supports gesture control, is water resistant up to 1 ATM, and the rechargeable battery lasts 3-5 days; the kit includes a charging station with a USB-C cable.
Smart ring " COLMi R12", black, size 9, with 19.1 mm inner diameter and LED display. It monitors heart rate, blood oxygen level, sleep and activity, supports gesture control, is water resistant up to 1 ATM, and the rechargeable battery lasts 3-5 days; the kit includes a charging station with a USB-C cable.





Smart ring " COLMi R12", black, size 9, with 19.1 mm inner diameter and LED display. It monitors heart rate, blood oxygen level, sleep and activity, supports gesture control, is water resistant up to 1 ATM, and the rechargeable battery lasts 3-5 days; the kit includes a charging station with a USB-C cable.
Guarantee
24 month
Delivery from Europe in
15 - 16
business days
Black smart ring COLMi R12, size 9, with 19.1 mm inner diameter, LED display and heart rate, blood oxygen, sleep and activity monitoring functions. The ring supports gesture control, is water resistant to 1ATM standard, and the rechargeable battery lasts 3-5 days. The kit includes a charging dock with a USB-C cable.
Product information | |
|---|---|
| Product type | Smart ring |
| Brand | COLMi |
| Model | R12 |
| Size | 9 |
| Inner diameter | 19.1mm |
| Color | Black |
| Weight | 4.7 grams |
Technical specifications | |
| Material | Stainless steel and epoxy resin |
| Processor | REALTEK RTL8762E |
| Memory | 512Kb ROM |
| Heart rate sensor | Vcare VC30F |
| Motion sensor | ST LI2DOC G-sensor |
| Wireless connection | Bluetooth 5.0 |
| Information displayed on the screen | Time, steps, heart rate and battery level |
| Related app | QRing |
| Compatible systems | Android 4.4 or later, iOS 8.0 or later, and HarmonyOS |
| Software updates | OTA updates |
Battery and charging | |
| Battery type | Rechargeable lithium polymer battery |
| Battery capacity | 15mAh |
| Charging time | Approximately 1 hour |
| Charging cycles | More than 300 cycles |
| Standby time | Up to 15 days |
Included accessories | |
| The set includes: |
|
Safety information | |
| Safety warning | Use the ring only for its intended purpose. The 1ATM water resistance is for daily exposure to water; the charging dock and cable must remain dry. Never charge the ring when wet. This product is not a medical device and its measurements are intended for general well-being monitoring only. |
| Height | 50mm |
| Length | 100mm |
| Weight | 10 grams |
| Width | 100mm |