Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your Celly Smartwatch TRAINERROUND2BK. Please read this manual carefully before using the device to ensure proper functionality and to maximize your user experience. Keep this manual for future reference.
Package Contents
Verify that all items are present in the package:
- Celly Smartwatch TRAINERROUND2BK
- Charging Cable (USB with magnetic connector)
- User Manual (this document)
Device Overview
Familiarize yourself with the components of your smartwatch.

Figure 1: Celly Smartwatch TRAINERROUND2BK. This image displays the smartwatch from an angled perspective, highlighting its round black watch face, a functional crown button on the right side, and a durable black silicone strap. The watch face shows a digital date display indicating 'MON 24'.
Key Components:
- Touchscreen Display: 1.28-inch round display for interaction and information display.
- Side Button/Crown: Used for navigation, power on/off, and accessing menus.
- Sensors: Located on the back of the watch for health monitoring (e.g., heart rate).
- Charging Contacts: Magnetic contacts on the back for charging.
- Microphone: Integrated for voice commands and calls.
Setup
1. Charging the Smartwatch
Before initial use, fully charge your smartwatch.
- Connect the USB end of the charging cable to a power adapter (not included) or a computer's USB port.
- Attach the magnetic connector to the charging contacts on the back of the smartwatch. Ensure it snaps into place securely.
- The watch display will indicate charging status. A full charge typically takes approximately 2 hours.
Note: The smartwatch has a 230 mAh rechargeable lithium battery, providing approximately 120 hours of standby time.
2. Powering On/Off
- To Power On: Press and hold the side button/crown for a few seconds until the Celly logo appears.
- To Power Off: From the watch face, swipe down to access quick settings, or navigate to the settings menu. Select the power off option and confirm. Alternatively, press and hold the side button/crown and select 'Power Off'.
3. App Installation and Pairing
To unlock the full functionality of your smartwatch, you need to install the companion application on your smartphone and pair the devices.
- Download the App: Search for "Smart Time Pro" (as mentioned in a review) or the official Celly smartwatch app in your smartphone's app store (Google Play Store for Android, Apple App Store for iOS).
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Open the App: Launch the installed app on your smartphone and follow the on-screen instructions to create an account or log in.
- Pair the Device: Within the app, navigate to the "Add Device" or "Pair Smartwatch" section. The app will search for available devices. Select "Celly TRAINERROUND2BK" from the list.
- Confirm Pairing: A pairing request may appear on both your smartphone and smartwatch. Confirm the pairing on both devices.
- Grant Permissions: Grant necessary permissions (e.g., notifications, location, health data) to the app for optimal performance.
Note: The smartwatch uses Bluetooth for wireless communication with your smartphone.
Operating Instructions
1. Basic Navigation
- Swipe Up/Down: Scroll through menus or notifications.
- Swipe Left/Right: Access different widgets or quick functions.
- Tap: Select an item or open an application.
- Press Side Button/Crown: Return to the watch face, open the app drawer, or power on/off.
2. Watch Face Customization
You can change the watch face through the companion app or directly on the smartwatch by long-pressing the current watch face and swiping to select a new one.
3. Notifications
Once paired with your smartphone, the smartwatch will display notifications for calls, messages, and other app alerts. Swipe down from the watch face to view recent notifications.
4. Health and Fitness Tracking
The Celly Smartwatch TRAINERROUND2BK includes various sensors for health and fitness monitoring:
- Pedometer: Tracks your steps throughout the day.
- Heart Rate Monitor: Measures your heart rate. Access this feature from the app menu on the watch.
- Sleep Monitor: Automatically tracks your sleep patterns when worn during sleep.
- Sport Modes: Select from various pre-set sport modes to track specific activities.
Disclaimer: The health monitoring features are intended for general wellness and fitness purposes only and are not medical devices. Consult a medical professional for any health concerns.
5. Calls and Microphone
With the integrated microphone, you can answer calls directly from your smartwatch when connected to your smartphone via Bluetooth. You can also initiate calls or use voice assistants if supported by your paired smartphone.
6. GPS Functionality
The smartwatch utilizes GPS via your connected smartphone. For accurate location tracking during outdoor activities, ensure your smartphone is with you and its GPS is enabled.
Maintenance
1. Cleaning
- Wipe the watch face and strap with a soft, damp, lint-free cloth.
- Do not use harsh chemicals, abrasive cleaners, or solvents.
- Ensure the watch is dry before charging or prolonged use.
2. Battery Care
- Avoid exposing the smartwatch to extreme temperatures (hot or cold) as this can affect battery life.
- For long-term storage, charge the battery to approximately 50% and store the device in a cool, dry place.
- Do not attempt to replace the battery yourself. Contact Celly support for battery-related issues.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Smartwatch does not turn on. | Ensure the device is fully charged. Connect it to the charger for at least 30 minutes. If it still doesn't turn on, perform a hard reset by pressing and holding the side button for 10-15 seconds. |
| Cannot pair with smartphone. |
|
| Notifications are not received. |
|
| Inaccurate health data (e.g., heart rate, sleep). | Ensure the smartwatch is worn snugly on your wrist, not too loose or too tight. Clean the sensors regularly. Note that these features are for general wellness and may not be medically accurate. |
| Short battery life. | Reduce screen brightness, limit frequent notifications, and disable unnecessary features. Ensure background app usage is optimized on your smartphone. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | TRAINERROUND2BK |
| Model Number | S7797238 |
| Brand | Celly |
| Display Size | 1.28 inches |
| Operating System | Wear OS |
| Connectivity | Bluetooth, USB (for charging) |
| Battery Capacity | 230 mAh Lithium (approx. 120 hours autonomy) |
| Special Features | Integrated Microphone, GPS via smartphone |
| Compatible Devices | Smartphone |
| Color | Multicolore (Product image shows black) |
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Celly website. Keep your proof of purchase for warranty claims.
Celly Official Website: www.celly.com





