1. Okwu mmalite
The Gravity C25 Smartwatch is designed to enhance your daily life with advanced features for communication, health monitoring, and fitness tracking. This manual provides essential information to help you set up, operate, and maintain your device effectively.
The C25 features a 1.43-inch AMOLED display, Bluetooth calling, AI voice assistant, and over 100 sports modes. It is built with a rugged, 1 ATM waterproof design suitable for various environments.
2. Kedu ihe dị na Igbe ahụ
- Gravity C25 Smartwatch
- Ịchaji eriri
- Akwụkwọ ntuziaka onye ọrụ
3. Nhazi
3.1 Ịchaji elekere smart
Before first use, fully charge your Gravity C25 Smartwatch. Connect the magnetic charging cable to the charging contacts on the back of the watch and plug the USB end into a standard USB power adapter (not included).
The watch display will show the charging status. A full charge typically takes approximately 2 hours.
3.2 Gbanyụọ/ gbanyụọ
- Iji gbanye: Press and hold the side power button until the Gravity logo appears.
- Iji gbanyụọ: Pịa ma jide bọtịnụ ike dị n'akụkụ, wee họrọ 'Tinye Ike' na ihuenyo ahụ.
3.3 Ngwa nwụnye na ijikọ
The Gravity C25 Smartwatch uses the Da Fit app for full functionality and data synchronization.
- Budata ya Da Fit app from the Apple App Store (for iOS) or Google Play Store (for Android).
- Gbaa mbọ hụ na agbanyere Bluetooth na ekwentị gị.
- Open the Da Fit app, create an account or log in.
- Follow the in-app instructions to add your device. Select 'Add Device' and choose 'C25' from the list of available devices.
- Kwenye arịrịọ maka njikọta na ekwentị gị yana smartwatch.

Foto: Ofeview of Gravity C25 features, including Da Fit app and Bluetooth connectivity.
4. Ntuziaka ọrụ
4.1 Ngosipụta na Nsoro ụzọ
The Gravity C25 features a 1.43-inch AMOLED HD screen with a resolution of 466x466 pixels. It supports an Always-On Display (AOD) mode.

Image: Close-up of the Gravity C25's 1.43-inch AMOLED HD screen, highlighting its clarity and data display.
- Mkpu ala: Access quick settings (e.g., brightness, DND, battery saver).
- Swipe elu: View ngosi.
- Sụgharịa akaekpe/aka nri: Navigate through widgets and main functions (e.g., activity, heart rate, weather).
- Kpatụ: Họrọ otu ihe ma ọ bụ mepee ngwa.
- Bọtịnụ akụkụ: Press to return to the watch face or access the app menu.
4.2 Changing Watch Faces
You can customize your watch face directly on the device or through the Da Fit app.
- On Watch: From the main watch face, press and hold the screen. Swipe left or right to browse available watch faces and tap to select.
- Via Da Fit App: Open the app, go to 'Device' settings, and select 'Watch Faces' to explore more options and customize.

Image: A selection of customizable watch faces available for the Gravity C25 Smartwatch.
5. Nchọpụta Ahụike na Ahụ Ike
The C25 Smartwatch offers comprehensive health and fitness monitoring features.
5.1 Nleba anya ọnụego obi
The watch continuously monitors your heart rate throughout the day. View real-time data on the watch or detailed trends in the Da Fit app.
5.2 Blood Oxygen (SpO2) Monitoring
Measure your blood oxygen saturation levels. Ensure the watch is worn snugly on your wrist for accurate readings.
5.3 Sleep Tracking
The watch automatically tracks your sleep patterns, including deep sleep, light sleep, and awake times. Review your sleep data in the Da Fit app to understand your sleep quality.

Image: The Gravity C25 Smartwatch interface showing detailed sleep pattern analysis.
Ụdị egwuregwu 5.4
The C25 supports over 100 sports modes, including running, cycling, swimming, and more. Select your activity from the sports menu to track duration, calories burned, and other relevant metrics.

Image: The Gravity C25 Smartwatch displaying smart blood oxygen monitoring and 24-hour heart rate tracking.
6. Smart Atụmatụ
6.1 Oku Bluetooth
Once paired with your smartphone via Bluetooth, you can make and receive calls directly from your wrist. Ensure the Bluetooth call function is enabled in the Da Fit app settings.
6.2 AI onye enyemaka olu
Activate the AI voice assistant on your watch to perform tasks hands-free, such as checking the weather, setting alarms, or initiating calls. Refer to the Da Fit app for specific voice commands and setup.
6.3 Amamọkwa
Receive notifications for calls, messages, and various apps directly on your smartwatch. Customize which app notifications you receive through the Da Fit app.
7. Ịdịgide na Mgbochi Mmiri
The Gravity C25 is designed for rugged use, featuring 1 ATM water resistance, dustproof, and shockproof capabilities. It can withstand temperatures from -24°C to 60°C.

Image: The Gravity C25 Smartwatch demonstrating 1 ATM water resistance, anti-cold, and high-temperature resistance.
The 1 ATM water resistance rating means the watch is suitable for splashes, rain, and brief immersion in water, such as swimming in shallow water. It is not recommended for diving or high-pressure water activities.
8. Batrị na Nchaji
The C25 is equipped with a 410mAh battery, providing up to 25 days of standby time. Actual battery life may vary based on usage and settings.
To charge, use the provided magnetic charging cable. Ensure the charging contacts on the watch and cable are clean and dry before connecting.
9. Nlekọta
9.1 Nhicha elekere smart
Regularly clean your smartwatch to prevent skin irritation and maintain optimal performance.
- Hichaa ahụ elekere ahụ ma jiri eriri dị nro, d hichaa ya.amp, akwa akwa na-enweghị lint.
- For stubborn dirt, use a small amount of mild soap and water, then rinse thoroughly and dry.
- Zere iji kemịkalụ siri ike, ihe na-ehicha ihe, ma ọ bụ ihe mgbaze.
9.2 Mmelite ngwanrọ
Periodically check the Da Fit app for available software updates. Updates can improve performance, add new features, and fix bugs. Ensure your watch is sufficiently charged before starting an update.
10. Nchọpụta nsogbu
- Elekere anaghị agba ọkụ: Gbaa mbọ hụ na chajịrị elekere ahụ nke ọma. Jikọọ ya na chaja opekata mpe nkeji iri atọ.
- Enweghị ike ijikọ na ekwentị:
- Gbaa mbọ hụ na agbanyere Bluetooth na ekwentị gị na elekere.
- Gbaa mbọ hụ na elekere ahụ dị n'ime oke ekwentị gị.
- Malitegharịa ekwentị gị na smartwatch.
- Hichapụ ihe nchekwa Bluetooth dị na ekwentị gị (Android) ma ọ bụ chefuo ngwaọrụ ahụ wee jikọta ya ọzọ (iOS).
- Data ahụike ezighi ezi: Hụ na elekere ahụ dị n'aka gị nke ọma, ọ bụghị nke siri ike ma ọ bụ nke na-adịghị oke ike. Hichaa ihe mmetụta dị n'azụ elekere ahụ.
- Amamọkwa anaghị apụta: Check notification settings in the Da Fit app and your phone's system settings to ensure permissions are granted.
- Ihuenyo anaghị anabata: Try restarting the watch by pressing and holding the side button.
11. Nkọwapụta
| Nọmba nlereanya | W4-C28 |
| Ngosipụta nha | 1.43 sentimita asatọ |
| Ụdị ngosi | AMOLED |
| Ike batrị | 410 mAh |
| Mmiri Nguzogide | 1 ATM |
| Njikọta | Bluetooth |
| Sistemụ nrụọrụ | Android OS (compatible with iOS and Android) |
| Ibu Ibu | 16 ounces |
| Nguzogide okpomọkụ | -24°C ruo 60°C |
12. Akwụkwọ ikike na nkwado
For warranty information and customer support, please refer to the documentation provided with your purchase or contact Gravity customer service through their official websaịtị. Debe ihe akaebe nke ịzụrụ maka akwụkwọ ikike.





