1. 서론
Welcome to the COLMI C81 Smartwatch user manual. This guide provides detailed instructions on how to set up, operate, and maintain your new smartwatch. The COLMI C81 features a stylish and durable design, crafted from high-quality military-grade zinc alloy. It boasts a large 2.0-inch AMOLED display, supports Bluetooth calls, offers over 100 sports modes, and includes comprehensive health monitoring features. Please read this manual carefully to ensure optimal performance and longevity of your device.

Figure 1: COLMI C81 Smartwatch in Black and White/Orange variants.
2. 패키지 내용
상자를 뜯을 때 다음 품목이 모두 포함되어 있는지 확인하세요.
- COLMI C81 Smartwatch
- Charger Cable (Magnetic charging)
- 사용자 설명서(종이)
- 보호 필름
3. 사양
The COLMI C81 Smartwatch is engineered with advanced technology to provide a seamless user experience. Key specifications are detailed below:
| 특징 | 세부 사항 |
|---|---|
| 메인 칩셋 | 리얼텍 RTL8763EWE-VP |
| 디스플레이 유형 | 2.0'' Ultra HD AMOLED Display (Supports Always-on Modes) |
| 디스플레이 해상도 | 410*502 픽셀, 345 PPI, 최대 1000니트 밝기 |
| 배터리 용량 | 250mAh |
| 배터리 수명(일반 사용) | 최대 7일 |
| Battery Life (Battery Saver) | 최대 20일 |
| 방수 등급 | IP68 전문 방수 |
| 블루투스 버전 | 5.0 |
| 작업 | Full screen touch + Rotate button |
| 앱 이름 | 핏클라우드프로 |
| 시스템 호환성 | Android 5.0 이상 또는 iOS 9.0 이상 |
| 대역폭 | 22mm |
| 무게 | 57g |
| 케이스 소재 | 합금 |
| 밴드 소재 | 실리카겔 |
| 화면 모양 | 정사각형 |
| 음성 지원 | 내장형 |
| 다중 다이얼 | 예 |
| 밴드 분리 가능 | 예 |
| 인증 | CE, FCC, RoHS |

Figure 2: Product dimensions of the COLMI C81 Smartwatch. Dimensions are 47mm x 40mm x 11mm, with a wrist strap length of 265.8mm.
4. 설정 가이드
4.1 스마트워치 충전
Before first use, fully charge your COLMI C81 Smartwatch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a power source.
- Use a low-power adapter (e.g., 5V/1A) or a laptop/PC USB port for charging.
- Avoid using fast-charging adapters, as this may damage the watch battery over time.

Figure 3: The COLMI C81 Smartwatch showing charging status and battery life information (up to 7 days daily use, 30 days basic standby).
4.2 앱 설치 및 페어링
- 다운로드 "핏클라우드프로" app from your smartphone's app store (compatible with Android 5.0+ or iOS 9.0+).
- FitCloudPro 앱을 열고 화면의 지시에 따라 계정을 만들거나 로그인하세요.
- 스마트폰에서 Bluetooth가 활성화되어 있는지 확인하세요.
- In the app, search for your COLMI C81 device and initiate the pairing process.
- 스마트폰과 스마트워치 모두에서 페어링 요청을 확인하세요.
5. 사용 설명서
5.1 기본 탐색
The COLMI C81 features a full-screen touch display and a rotatable button for navigation.
- 터치 스크린: 왼쪽, 오른쪽, 위 또는 아래로 스와이프하여 메뉴와 알림을 탐색하세요. 탭하여 항목을 선택하세요.
- 회전 버튼: Press the top button to return to the home screen or wake the display. Rotate the button to scroll through lists or zoom in/out on certain interfaces. The bottom button can be customized for various functions.

Figure 4: Multiple menu styles available for selection on the COLMI C81 Smartwatch, offering convenient daily collocation.
5.2 디스플레이 기능
- AMOLED 디스플레이: Enjoy a clear and vibrant 2.0-inch display with 410*502 resolution, 345 PPI, and up to 1000 nit brightness, ensuring readability even in sunlight.
- Always-On Display(AOD): The watch supports AOD, allowing you to quickly check the time without fully waking the screen.
- 사용자 지정 시계 모드: Personalize your watch by choosing from a wide variety of watch faces in the FitCloudPro app's watch face market, or set your favorite picture as a custom watch face.

그림 5: 상세 view of the 2.0" Ultra clear AMOLED display, highlighting its wide color gamut, super wide view각도 및 정확한 색상 정확도.

Figure 6: The Always On Display feature of the COLMI C81 Smartwatch.
5.3 블루투스 통화 기능
The COLMI C81 supports dual-mode smart Bluetooth calls, making communication convenient.
- 전화 받기: When an incoming call is received, you can answer or reject it directly from your watch.
- 전화 걸기: Use the watch's dial pad or access your phone book and call records to make calls.
- 음성 채팅: Enjoy hands-free voice chat anytime, anywhere.

Figure 7: The Bluetooth call feature on the COLMI C81 Smartwatch, showing contact lists and call records.
5.4 상태 모니터링
Your smartwatch is equipped with advanced sensors for comprehensive health tracking.
- 심박수 모니터: Continuously monitors your heart rate 24/7. The professional optical sensor automatically collects heart rate data every half hour, providing real-time protection for your heart.
- 혈액 산소 모니터: The latest generation optical SpO2 sensor uses red light for accurate blood oxygen saturation detection.
- 수면 추적기: Accurately monitors your sleep stages (deep, light, REM, awake) to help you understand and improve your sleep quality.
- 기타 건강 기능: Breathe exercises, drink water reminders, reminder to move, and women's physiological cycle tracking. All data can be synced with the FitCloudPro app.

Figure 8: Intelligent Heart Rate Monitoring on the COLMI C81, showing the optical sensor on the back of the watch.

Figure 9: Blood oxygen monitoring interface on the COLMI C81, displaying SpO2 data and levels.

Figure 10: Accurate sleep monitoring feature of the COLMI C81, showing sleep duration and stag에스.
5.5 스포츠 모드 및 활동 추적
The COLMI C81 supports over 100 sports modes and provides detailed activity tracking.
- 활동 추적: Tracks steps, calories burned, and distance throughout the day.
- 100개 이상의 운동 모드: Select from a wide range of sports modes including Walking, Running, Hiking, Cycling, Basketball, Badminton, Soccer, Yoga, and many more.
- 스포츠 데이터 보고서: During exercise, you can check your exercise time, distance, number of steps, calorie consumption, and heart rate change. Set exercise goals and view daily and weekly step data.

Figure 11: Professional sports analysis on the COLMI C81, displaying exercise data such as steps, calories, and distance.
5.6 AI 음성 비서
Utilize the built-in AI voice assistant for hands-free control and quick information access.
- Connect via Bluetooth to use voice commands.
- Give instructions to the watch to perform various tasks, simplifying your daily interactions.

Figure 12: The AI voice assistant feature of the COLMI C81 Smartwatch in action.
5.7 기타 편리한 기능
- 메시지 알림 : Receive notifications for incoming news and calls.
- 알람 시계 및 타이머: 알람을 설정하고 타이머 기능을 사용하세요.
- 날씨 모니터링: Get weather forecasts and display time.
- Music & Camera Remote: Control music playback and remotely take pictures from your smartphone.
- 전화번호 찾기: 페어링된 스마트폰을 찾으세요.
- 계산자: 기본적인 계산기 기능을 사용할 수 있습니다.
- 방해 금지 모드: 특정 시간 동안 알림을 무음으로 설정합니다.

그림 13: 이상view of convenient functions including weather monitoring, sedentary reminder, and drink water reminder.
6. 유지관리
6.1 청소 및 관리
- 스마트워치와 스트랩은 부드럽고 마른 천으로 정기적으로 닦아주세요.
- 강한 화학 물질이나 연마재는 기기를 손상시킬 수 있으므로 사용하지 마십시오.
- 충전하기 전에 충전 접점이 깨끗하고 건조한지 확인하세요.
6.2 방수 지침
The COLMI C81 Smartwatch has an IP68 professional waterproof rating, meaning it is resistant to dust and can withstand immersion in water up to 1.5 meters for 30 minutes. It is suitable for daily activities such as sweating during sports or exposure to rain showers.

Figure 14: Demonstration of the COLMI C81 Smartwatch's IP68 domestic waterproofing.
중요한 예방 조치:
- Do NOT use the smartwatch in saunas, hot water, or ocean water. High temperatures and saltwater can compromise the waterproof seals.
- While you can wear the smartwatch in a swimming pool, it is not recommended to actively use its functions or press buttons while submerged.
- After exposure to water, ensure the watch is thoroughly dried before charging.
7. 문제 해결
Here are solutions to some common questions and issues you might encounter:
- Q: Does the product have an Always-On Display function?
- A: Yes, the COLMI C81 supports Always-On Display.
- Q: Does the watch support Korean language?
- A: The watch itself does not have Korean language support, but the companion FitCloudPro app supports Korean.
- Q: What is the size of the bracelet?
- A: The width of the strap is 22mm.
- Q: Which adapter should I use to charge my watch?
- A: Please use a low-power adapter (e.g., 5V/1A) or plug the charging cable into a laptop or PC USB port. Do not use a fast-charging adapter as it may damage the watch in the long run.
- Q: Is this watch waterproof?
- A: Yes, it has an IP68 rating, meaning it can go underwater up to a depth of 1.5m for up to 30 minutes. However, avoid saunas, hot water, and ocean water.
- Q: Can it be used while swimming?
- A: You can wear the smartwatch in the swimming pool, but it is not recommended to actively use its functions or press buttons while swimming.
8. 사용자 팁
- To prolong your smartwatch's battery life, always use a low-power adapter or a computer's USB port for charging.
- While the watch is IP68 waterproof, avoid exposing it to extreme conditions like saunas, hot water, or saltwater to maintain its integrity.
- Explore the FitCloudPro app's watch face market and custom watch face options to personalize your device.
- Regularly sync your health and activity data with the app to keep track of your progress and insights.
9. 보증 및 지원
For any product-related inquiries, technical support, or warranty claims, please contact the official COLMI customer service or refer to the seller's support channels. Keep your purchase receipt as proof of purchase.





