{"product_id":"smartring-colmi-r03-21-3mm-12-black","title":"Smartring Colmi R03 21.3MM 12 (black)","description":"\u003cdiv style=\"font-size: 1.1em;\"\u003e\n\u003ch2\u003eColmi Smartring R03 21.3MM 12 – discreet health monitoring every day\u003c\/h2\u003e\n\u003cdiv class=\"context-badges\"\u003e \u003cspan\u003eDiscreet for everyday use\u003c\/span\u003e \u003cspan\u003eSuitable for activity monitoring\u003c\/span\u003e \u003cspan\u003eLess suitable for advanced management\u003c\/span\u003e\n\u003c\/div\u003e The Colmi R03 smart ring is ideal for users who want to simply and discreetly monitor their health and activity without a watch.\u003cul\u003e\n\u003cli\u003e Lightweight and unnoticeable on the hand\u003c\/li\u003e\n\u003cli\u003e Step, sleep and stress tracking\u003c\/li\u003e\n\u003cli\u003e Basic connection with the phone\u003c\/li\u003e\n\u003cli\u003e Convenient for sports and exercise\u003c\/li\u003e\n\u003cli\u003e Easy to use with basic functions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003ch3\u003eSmartring Colmi R03 21.3MM 12 (black)\u003c\/h3\u003e\u003cp\u003e Now you can access the most important information at your fingertips. The Colmi R03 smart ring provides convenient access to health and exercise reports from the QRing app. What's more, it is water resistant (5ATM), corrosion and abrasion resistant, so you can comfortably use it every day. The included case will allow you to safely store the ring and recharge it. In addition, the lightweight (4.7g) design means comfort.\u003c\/p\u003e\u003cp\u003e\u003cimg border=\"0\" src=\"https:\/\/assets.innpro.pl\/9420\/10989\/8.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Monitor your health status\u003c\/h3\u003e\u003cp\u003e Colmi R03 will allow you to take care of your health. Smartring monitors sleep, its phases and quality, so you can eliminate bad habits. In addition, it measures your heart rate for the past 24 hours, which will allow you to understand the state of your body both at rest and during exercise. You can also measure your blood oxygen level and check all your health data in the dedicated QRing application.\u003c\/p\u003e\u003cp\u003e\u003cimg border=\"0\" src=\"https:\/\/assets.innpro.pl\/9420\/10989\/3.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Increase the effectiveness of your workouts\u003c\/h3\u003e\u003cp\u003e Exercise more effectively with Colmi R03. The smart ring accurately records data on the number of steps, calories burned and distance traveled. In addition, you can choose from 21 sports modes. What's more, the Smartring is 5ATM waterproof, which means you can use it during intense workouts and swimming without worrying about injuries.\u003c\/p\u003e\u003cp\u003e\u003cimg border=\"0\" src=\"https:\/\/assets.innpro.pl\/9420\/10989\/5.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Dedicated application\u003c\/h3\u003e\u003cp\u003e Download the QRing app, compatible with Android and iOS, and get the most out of your Colmi R03. From its level, you can monitor all parameters and physical activity. It generates daily, weekly and monthly reports of your measurements so you can react quickly to any abnormalities.\u003c\/p\u003e\u003cp\u003e\u003cimg border=\"0\" src=\"https:\/\/assets.innpro.pl\/9420\/10989\/9.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Long working hours\u003c\/h3\u003e\u003cp\u003e Use the Colmi R03 for days without worrying about draining it. The smart ring works for about 5-7 days and charging takes about 1 hour. The included case not only makes it easy to store, but also allows you to charge the device. Its powerful battery allows the ring to renew its energy up to 13 times on a single charge.\u003c\/p\u003e\u003cp\u003e\u003cimg border=\"0\" src=\"https:\/\/assets.innpro.pl\/9420\/10989\/7.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Included\u003c\/h3\u003e\u003cul class=\"list-disc pl-5\"\u003e\n\u003cli\u003e smart ring\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align:justify\"\u003e USB-C cable\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align:justify\"\u003e charging case\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"text-align:justify\"\u003e user manual\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"table-wrapper\"\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e Manufacturer\u003c\/th\u003e\n\u003ctd\u003e Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Model\u003c\/th\u003e\n\u003ctd\u003e R03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e color\u003c\/th\u003e\n\u003ctd\u003e black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Size\u003c\/th\u003e\n\u003ctd\u003e 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Chipset\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Main chipset\u003c\/th\u003e\n\u003ctd\u003e BlueX Micro RF03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Memory\u003c\/th\u003e\n\u003ctd\u003e ROM 512 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Heart rate sensor\u003c\/th\u003e\n\u003ctd\u003e Vcare VC30F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Accelerometer (G-sensor)\u003c\/th\u003e\n\u003ctd\u003e STK8321\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Connection\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Bluetooth\u003c\/th\u003e\n\u003ctd\u003e 5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Rechargeable battery (smartring)\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Battery type\u003c\/th\u003e\n\u003ctd\u003e Lithium-polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Capacity\u003c\/th\u003e\n\u003ctd\u003e 18mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Charging method\u003c\/th\u003e\n\u003ctd\u003e magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Number of charging cycles\u003c\/th\u003e\n\u003ctd\u003e more than 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Charging time\u003c\/th\u003e\n\u003ctd\u003e approximately 1 hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Operating time\u003c\/th\u003e\n\u003ctd\u003e 5-7 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Rechargeable battery (charging case)\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Type\u003c\/th\u003e\n\u003ctd\u003e Lithium-polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Capacity\u003c\/th\u003e\n\u003ctd\u003e 200mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Charging method\u003c\/th\u003e\n\u003ctd\u003e USB-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Number of charging cycles\u003c\/th\u003e\n\u003ctd\u003e about 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Charging time\u003c\/th\u003e\n\u003ctd\u003e approximately 1 hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Design\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Inner diameter\u003c\/th\u003e\n\u003ctd\u003e 21.3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Material\u003c\/th\u003e\n\u003ctd\u003e titanium alloys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Weight\u003c\/th\u003e\n\u003ctd\u003e 4.7g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Charging case dimensions\u003c\/th\u003e\n\u003ctd\u003e 43 x 43 x 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e System\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Compatibility\u003c\/th\u003e\n\u003ctd\u003e Android 4.4 or later, iOS 8.0 or later, Harmony OS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e application\u003c\/th\u003e\n\u003ctd\u003e QRing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e other\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Waterproof\u003c\/th\u003e\n\u003ctd\u003e 5ATM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Updates\u003c\/th\u003e\n\u003ctd\u003e OTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Languages\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Supported languages\u003c\/th\u003e\n\u003ctd\u003e Application: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Simplified Chinese, Traditional Chinese, Romanian, English, Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, Malay, Italian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Features\u003c\/th\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Available in the app\u003c\/th\u003e\n\u003ctd\u003e Pedometer, calorie counter, distance measurement, heart rate measurement, sleep monitoring, 21 sports modes, exercise log, blood pressure measurement, blood saturation measurement, stress level, remote photography\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cbr\u003e Warranty: 12 months\u003cbr\u003e\u003cbr\u003e The text is machine translated.\u003cbr\u003e\u003cbr\u003e\u003ch2\u003eSame summary\u003c\/h2\u003e\u003cp\u003e Smartring Colmi R03 21.3MM 12 (black) is suitable for users who want to discreetly and easily monitor their daily activity, sleep and heart rate without wearing a classic smartwatch. Due to its smaller dimensions and comfortable fit, the ring is not noticeable during everyday tasks or sports activities, but this means that it offers slightly less advanced functions than larger wearable devices. Before choosing, special attention should be paid to the appropriate size and check compatibility with your phone, as this is the only way to ensure accurate measurements and a good user experience. The model is especially useful for those looking for basic but reliable health monitoring and easy connection to the application.\u003c\/p\u003e\u003cp\u003e \u003cem\u003eRecommendation source: Enaa guides and team experience.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003e User view\u003c\/h2\u003e\u003cp\u003e The Colmi R03 smart ring is most often chosen by users who want a less inconspicuous technological device for monitoring physical activity, sleep and stress. In practice, it is especially useful for people who would like to wear an activity tracker every day, but do not like or find wristwatches uncomfortable. The discreet design ensures that it remains almost unnoticed in both business and sports environments.\u003c\/p\u003e\u003cp\u003e Many users choose \u003ca href=\"https:\/\/www.enaa.com\/znamka\/colmi\"\u003eColmi\u003c\/a\u003e products because of the good experience with the applications and pleasant user support within the entire brand ecosystem.\u003c\/p\u003e\u003ch2\u003e Why buy at Enaa\u003c\/h2\u003e\u003cp\u003e When purchasing a smart ring on EnaA, you will find a clear product description and authentic, professionally prepared information to help you find the right model for your needs. In addition, smart rings in the Telephony category are selected and sorted according to current user preferences, making it easier to compare and choose.\u003c\/p\u003e\u003ch2\u003e Answers to frequently asked questions\u003c\/h2\u003e\u003ch3\u003e How to choose the correct smart ring size?\u003c\/h3\u003e\u003cp\u003e Size is key for accurate measurements and comfort - it is recommended to accurately measure the circumference of your finger and check the size chart in the manufacturer's instructions. A ring that is too big or too tight can affect the accuracy of the data.\u003c\/p\u003e\u003ch3\u003e Can I use Smartring Colmi R03 with Android and iOS phones?\u003c\/h3\u003e\u003cp\u003e The ring is compatible with both Android and iOS phones, but before purchasing, check whether the supported operating system version is appropriate for your device model.\u003c\/p\u003e\u003ch3\u003e Is the Colmi R03 suitable for sports activities and swimming?\u003c\/h3\u003e\u003cp\u003e The model is designed for everyday use and basic activity tracking, including moderate sports activity. For use in water, be sure to check the water resistance level or restrictions on use in higher humidity conditions.\u003c\/p\u003e\u003ch3\u003e How long does the battery last under normal use?\u003c\/h3\u003e\u003cp\u003e Battery life will depend on frequency of use and the range of features enabled. More intensive use, constant synchronization with the app, and numerous notifications may shorten the time between charges.\u003c\/p\u003e\u003ch3\u003e Do I need an additional app to manage data from my smart ring?\u003c\/h3\u003e\u003cp\u003e Yes, for the full experience and insight into data, it is recommended to install the official Colmi app, which allows synchronization, activity monitoring, and basic ring settings.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e\u003cbr \/\u003e\n{\u003cbr \/\u003e\n  \"@context\": \"https:\/\/schema.org\",\u003cbr \/\u003e\n  \"@type\": \"FAQPage\",\u003cbr \/\u003e\n  \"mainEntity\": [\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Kako izbrati pravilno velikost pametnega prstana?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Velikost je ključna za natančne meritve in udobje – priporočljivo je natančno izmeriti obseg prsta in preveriti tabelo velikosti v navodilih proizvajalca. Prevelik ali pretesen prstan lahko vpliva na natančnost podatkov.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali lahko Smartring Colmi R03 uporabljam z Android in iOS telefoni?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Prstan je združljiv tako z Android kot z iOS telefoni, vendar pred nakupom preverite, ali je podprta različica operacijskega sistema ustrezna za vaš model naprav.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali je Colmi R03 primeren za športne aktivnosti in plavanje?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Model je zasnovan za vsakodnevno rabo in osnovno spremljanje aktivnosti, vključno z zmerno športno dejavnostjo. Za uporabo v vodi pa obvezno preverite stopnjo vodoodpornosti oziroma omejitve uporabe v pogojih večje vlažnosti.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Koliko časa zdrži baterija pri običajni uporabi?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Avtonomija baterije bo odvisna od pogostosti uporabe in obsega vključenih funkcij. Intenzivnejša uporaba, stalna sinhronizacija z aplikacijo ter številna obvestila lahko skrajšajo čas med posameznimi polnjenji.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali potrebujem dodatno aplikacijo za upravljanje podatkov s pametnega prstana?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Da, za popolno izkušnjo in vpogled v podatke je priporočena namestitev uradne aplikacije Colmi, ki omogoča sinhronizacijo, spremljanje aktivnosti in osnovne nastavitve prstana.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    }\u003cbr \/\u003e\n  ]\u003cbr \/\u003e\n}\u003cbr \/\u003e\n\u003c\/script\u003e\u003cp style=\"font-size: 0.9em; color: #666;\"\u003eDescription updated: April 2026\u003c\/p\u003e","brand":"Colmi","offers":[{"title":"Default Title","offer_id":58723356016971,"sku":null,"price":28.21,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/3457\/3643\/files\/smartring_colmi_r03_21_3mm_12_black_20246882.jpg?v=1791308046","url":"https:\/\/enaa.eu\/products\/smartring-colmi-r03-21-3mm-12-black","provider":"Enaa","version":"1.0","type":"link"}