Introduction
Welcome to the Fastrack Jupiter S1 Smart Watch user manual. This guide provides detailed instructions on how to set up, operate, maintain, and troubleshoot your new smartwatch. The Fastrack Jupiter S1 features a 1.83-inch TFT display, SingleSync Bluetooth calling, AI Voice Assistant, and comprehensive health monitoring capabilities.
What's in the Box
Please check the contents of your package. If any items are missing or damaged, contact customer support.
- Fastrack Jupiter S1 Smart Watch
- Magnetic Charging Cable
- Quick Start Guide
- Warranty Card
Setup Guide
1. Charging the Smart Watch
Before first use, fully charge your Fastrack Jupiter S1. Connect the magnetic charging cable to the charging points on the back of the watch and to a USB power adapter (not included). A full charge typically takes approximately 2 hours.
2. Powering On/Off
- To Power On: Press and hold the side button until the Fastrack logo appears.
- To Power Off: Navigate to the settings menu on the watch, select 'Power Off', and confirm. Alternatively, press and hold the side button and select 'Power Off'.
3. App Installation and Pairing
To unlock all features and synchronize data, download the Fastrack Smart World App on your smartphone.
- Download the Fastrack Smart World App from your smartphone's app store (Google Play Store for Android, Apple App Store for iOS).
- Open the app and follow the on-screen instructions to create an account or log in.
- Ensure Bluetooth is enabled on your smartphone.
- In the app, select 'Add Device' and choose 'Fastrack Jupiter S1' from the list of available devices.
- Confirm the pairing request on both your watch and smartphone.
Once paired, your watch will synchronize with the app, and you can customize settings and view your health data.
Operating Your Smart Watch
Display and Navigation
The Fastrack Jupiter S1 features a 1.83-inch TFT display with 240x284 pixel resolution. Navigate the watch interface using touch gestures and the side button.
- Swipe Up/Down: Scroll through menus and notifications.
- Swipe Left/Right: Access quick panels, widgets, or go back.
- Tap: Select an item or confirm an action.
- Side Button: Press to return to the previous screen or the home screen.

Image: The 1.83-inch UltraVU Display of the Fastrack Jupiter S1, highlighting its brightness and resolution.
SingleSync Bluetooth Calling
The Jupiter S1 supports Bluetooth calling, allowing you to make and receive calls directly from your wrist when connected to your smartphone.
- Making a Call: Access the dialer or contacts list on your watch to initiate a call.
- Receiving a Call: When a call comes in, you can answer or reject it directly from the watch screen.
- AI Voice Assistant: Use the integrated AI Voice Assistant for hands-free control and quick actions.

Image: The Fastrack Jupiter S1 demonstrating its SingleSync BT Calling feature, showing call management and AI Voice Assistant capabilities.
Sports Modes and Activity Tracking
The watch offers over 100 sports modes and auto multisport recognition to track your physical activities accurately.
- Selecting a Sport Mode: Go to the 'Sports' menu on your watch and choose your desired activity.
- Auto Multisport Recognition: The watch can automatically detect certain activities like walking or running.
- Sports Records: View detailed statistics of your workouts in the Fastrack Smart World App.

Image: A visual representation of the 100+ Sport Modes available on the Fastrack Jupiter S1, including auto sports recognition and sports records.
Health Monitoring
Monitor your health with various built-in sensors.
- Heart Rate Tracker: Provides 24x7 heart rate monitoring.
- SpO2 Monitoring: Measures blood oxygen saturation levels.
- Auto Stress Monitor: Tracks your stress levels throughout the day.
- Advanced Sleep Tracker: Analyzes your sleep patterns (deep sleep, light sleep, awake time).
- Breathing Exercise: Guided breathing sessions to help manage stress.

Image: The Fastrack Jupiter S1 as a wellness companion, showing heart rate and SpO2 monitoring features.
Smart Features
- Smart Notifications: Receive alerts for calls, messages, and app notifications directly on your watch.
- 100+ Watchfaces: Customize your watch's appearance with a wide variety of watch faces available through the app.
- Built-in Games: Enjoy simple games directly on your watch.
- Calculator: Perform basic calculations on the go.
- Music Control: Control music playback on your smartphone.
- Camera Control: Use your watch as a remote shutter for your smartphone camera.
- SOS Calling: A quick access feature for emergency calls.

Image: A selection of the 100+ watchfaces available to personalize your Fastrack Jupiter S1.

Image: An overview of additional smart features like notifications, SOS, music control, games, calculator, and the Fastrack Smart App interface.
Maintenance and Care
Cleaning Your Smart Watch
To maintain the appearance and functionality of your watch:
- Wipe the watch and strap regularly with a soft, damp cloth.
- Avoid using harsh chemicals, abrasive cleaners, or solvents.
- Ensure the charging contacts are clean and dry before charging.
Water Resistance (IP68)
The Fastrack Jupiter S1 is IP68 water-resistant, meaning it is protected against dust ingress and can withstand immersion in water up to 1.5 meters for up to 30 minutes. It is suitable for daily use and light water activities like hand washing or rain exposure. However, it is not recommended for swimming, diving, or high-pressure water activities.
Battery Care
The watch offers up to 5 days of battery life under typical usage. To prolong battery lifespan:
- Avoid extreme temperatures.
- Charge the watch fully before it completely drains.
- If not using for an extended period, charge it to about 50% before storing.
Troubleshooting
If you encounter issues with your Fastrack Jupiter S1, refer to the following common solutions:
| Problem | Solution |
|---|---|
| Watch not turning on | Ensure the watch is fully charged. Connect it to the magnetic charging cable and a power source for at least 30 minutes. |
| Cannot pair with smartphone | Make sure Bluetooth is enabled on your phone. Restart both the watch and the phone. Ensure the Fastrack Smart World App is updated to the latest version. Try unpairing and re-pairing the device. |
| Inaccurate health data (steps, HR) | Ensure the watch is worn snugly on your wrist, about one finger's width above the wrist bone. Clean the sensor on the back of the watch. Calibrate activity tracking in the Fastrack Smart World App if available. |
| Notifications not received | Check app permissions for the Fastrack Smart World App on your phone to ensure it has access to notifications. Verify that notifications are enabled within the app settings for your watch. Ensure the watch is connected via Bluetooth. |
| Short battery life | Reduce screen brightness, disable continuous heart rate monitoring if not needed, and limit frequent use of power-intensive features like Bluetooth calling. Ensure background app refresh is managed. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Fastrack |
| Model Name | Jupiter S1 |
| Display Type | TFT LCD |
| Screen Size | 1.83 Inches |
| Resolution | 240 x 284 Pixels |
| Connectivity | Bluetooth |
| Battery Life (Average) | Up to 5 Days |
| Charging Time | Approximately 2 Hours |
| Water Resistance | IP68 |
| Compatible Devices | Smartphone |
| Special Features | Activity Tracker, Heart Rate Monitor, Multisport Tracker, Phone Call, Stress Tracking, AI Voice Assistant, Built-in Games, Calculator, Music/Camera Control |
| Item Weight | 60 g |
Warranty and Support
Warranty Information
Your Fastrack Jupiter S1 Smart Watch comes with a warranty. Please refer to the included Warranty Card for specific terms, conditions, and duration of the warranty. Keep your purchase receipt as proof of purchase.
Customer Support
For any product-related queries, technical assistance, or warranty claims, please contact Fastrack customer care:
- Toll-Free Number: 1800-266-0123
- Email: customercare@titan.co.in





