1. Introduction
This manual provides comprehensive instructions for the Fastrack Limitless X Smartwatch. It covers setup, operation, maintenance, and troubleshooting to ensure optimal use of your device. The Fastrack Limitless X features a large 1.91-inch HD display, SingleSync Bluetooth calling, an advanced chipset, and extensive health monitoring capabilities.

Image 1.1: The Fastrack Limitless X Smartwatch, showcasing its large display and sleek design.
2. Setup Guide
2.1. Unboxing and Initial Charge
Upon unboxing, ensure all components are present: the smartwatch, magnetic charging cable, quick start guide, and warranty card. Before first use, fully charge your smartwatch using the provided magnetic charging cable. Connect the magnetic end to the charging points on the back of the watch and the USB end to a compatible power adapter (not included).
2.2. App Installation and Pairing
- Download the Fastrack Reflex World App from your smartphone's app store (compatible with Android operating systems).
- Enable Bluetooth on your smartphone.
- Open the Fastrack Reflex World App and follow the on-screen instructions to create an account or log in.
- Select 'Add Device' or 'Pair New Device' within the app.
- Locate 'Fastrack Limitless X' in the list of available devices and tap to connect.
- Confirm the pairing request on both your smartwatch and smartphone.

Image 2.1: The Fastrack Reflex World App displayed on a smartphone, illustrating the seamless experience with the smartwatch.
3. Operating Instructions
3.1. Basic Navigation
- Touchscreen: Swipe up, down, left, or right to navigate through menus and notifications. Tap to select items.
- Side Button: Press to wake the screen, return to the home screen, or access the app menu.
- Microphone: Used for AI Voice Assistant and Bluetooth calls.
3.2. SingleSync Bluetooth Calling
The smartwatch supports SingleSync Bluetooth calling, allowing you to make and receive calls directly from your wrist. Ensure your watch is paired with your smartphone via Bluetooth. You can store favorite contacts for quick dialing.

Image 3.1: The smartwatch screen showing an active call, demonstrating the SingleSync BT Calling feature.
3.3. Health Monitoring
The Fastrack Limitless X provides comprehensive 24x7 health monitoring features:
- 24x7 Heart Rate Monitor (HRM): Continuously tracks your heart rate.
- SpO2 Monitor: Measures blood oxygen levels.
- Auto Stress Monitor: Automatically tracks your stress levels throughout the day.
- Sleep Tracker: Monitors sleep patterns, including REM sleep.
- Women's Health: Provides tracking and insights for women's health cycles.
- Breathing Exercise: Guided breathing sessions for relaxation.

Image 3.2: Various health monitoring screens on the smartwatch, including SpO2, heart rate, and stress levels.
3.4. Sports Modes and Watchfaces
- 100+ Sports Modes: Track various activities like walking, running, cycling, badminton, and basketball with detailed metrics.
- 100+ Watchfaces: Customize your watch's appearance through the app.

Image 3.3: The smartwatch displaying a sports challenge, highlighting the 100+ sports modes feature.
3.5. Additional Features
- AI Voice Assistant: Interact with your watch using voice commands.
- Music & Camera Control: Remotely control music playback and your smartphone camera.
- Stopwatch & Timer: Essential timing functions.
- Weather: Get real-time weather updates.
- Smart Notifications: Receive alerts for calls, messages, and app notifications.

Image 3.4: An overview of the smartwatch's key features, including health monitoring, sports modes, and smart controls.
4. Maintenance
4.1. Cleaning
Regularly clean your smartwatch and strap to prevent skin irritation and maintain functionality. Use a soft, lint-free cloth. If necessary, slightly dampen the cloth with water. Avoid harsh chemicals, abrasive materials, or ultrasonic cleaners.
4.2. Water Resistance (IP68)
The Fastrack Limitless X is IP68 rated, meaning it is resistant to dust 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. However, it is not recommended for swimming, diving, or high-pressure water activities. Always dry the watch thoroughly after exposure to water.
4.3. Charging and Battery Care
Use only the provided magnetic charging cable. Avoid exposing the watch to extreme temperatures during charging. For optimal battery life, avoid fully discharging the battery frequently. The average battery life is 7 days, depending on usage.
5. Troubleshooting
If you encounter issues with your Fastrack Limitless X Smartwatch, refer to the following common solutions:
| Issue | Possible Solution |
|---|---|
| Watch not connecting to phone | Ensure Bluetooth is enabled on your phone and watch. Restart both devices. Check if the Fastrack Reflex World App is updated. Try unpairing and re-pairing the device. |
| Touchscreen unresponsive or slow | Restart the smartwatch. Ensure the screen is clean and dry. If the issue persists, consider a factory reset (data will be lost). |
| Health tracking data inaccurate or not recording | Ensure the watch is worn snugly on your wrist. Restart the watch daily. Check for app updates. Some automatic functions may require consistent wear and proper sensor contact. |
| Battery draining quickly | Reduce screen brightness. Limit continuous heart rate monitoring or frequent GPS usage (if applicable). Turn off unnecessary notifications. Ensure background app refresh is managed. |
| Bluetooth calls not working | Verify that the watch is properly connected for calls in your phone's Bluetooth settings. Ensure microphone and speaker permissions are granted to the app. |
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Fastrack |
| Model Name | Fastrack Limitless X |
| Model Number | 38107PP01 |
| Display Size | 1.91 Inches |
| Display Type | HD LCD |
| Resolution | 240 x 240 |
| Brightness | 700 Nits |
| Connectivity | Bluetooth (SingleSync BT Calling) |
| Compatible Devices | Smartphone (Android) |
| Special Features | Activity Tracker, Camera Control, Heart Rate Monitor, Multisport Tracker, Phone Call, Auto Stress Monitor, SpO2, Sleep Tracker, Women's Health, AI Voice Assistant |
| Water Resistance | IP68 |
| Battery Type | Lithium Polymer |
| Battery Capacity | 270 mAh |
| Battery Average Life | 7 Days |
| Material | Polycarbonate |
| Item Weight | 41 g |
| In the Box | Watch, Magnetic Charging Cable, Quick Start Guide, Warranty Card |
7. Warranty and Support
7.1. Warranty Information
The Fastrack Limitless X Smartwatch comes with a 1-year manufacturer warranty from the date of purchase. Please retain your purchase receipt and warranty card for any warranty claims. The warranty covers manufacturing defects but does not cover damage caused by misuse, accidents, unauthorized repairs, or normal wear and tear.
7.2. Customer Support
For technical assistance, service, or warranty inquiries, please contact Fastrack customer care:
- Customer Care Number: 1800-266-0123
- Email: customercare@titan.co.in
- Manufacturer/Importer: Titan Company Limited, 3 Sipcot Industries Complex, Hosur - 635126





