Introduction
Welcome to the aigo Smart Watch UM98 user manual. This guide provides essential information for setting up, operating, and maintaining your new smartwatch.

Figure 1: aigo Smart Watch UM98
What's in the Box
Ensure all items are present before proceeding with setup:
- aigo Smart Watch UM98
- Magnetic Charging Cable
- Faux Leather Strap
- Sports Band
Setup
1. Charging the Smart Watch
Before first use, fully charge your aigo UM98.
- Connect the magnetic charging cable to the charging points on the back of the watch.
- Plug the USB end of the cable into a standard USB power adapter (not included) or a computer's USB port.
- The watch display will indicate charging status. A full charge typically takes approximately 2 hours.

Figure 2: Magnetic Charging
2. App Installation and Pairing
To unlock the full functionality of your aigo UM98, download and install the companion application on your smartphone.
- Scan the QR code in the watch's manual or on the watch screen (if available) to download the "Wearfit Pro" app, or search for "Wearfit Pro" in your smartphone's app store (iOS 11.0+ or Android 5.0+ required).
- Open the "Wearfit Pro" app and follow the on-screen instructions to create an account or log in.
- Enable Bluetooth on your smartphone.
- In the app, navigate to the device pairing section and search for your aigo UM98.
- Select your watch from the list of available devices to initiate pairing. Confirm the pairing request on both your watch and smartphone.
Video 1: Overview of aigo Smart Watch features, including connectivity and various watch faces. This video demonstrates the watch's display, call functions, and health monitoring capabilities.
Operating Instructions
Basic Navigation
- Touchscreen: Swipe left, right, up, or down to navigate through menus and features. Tap to select.
- Side Buttons: Use the physical buttons on the side for power on/off, returning to the home screen, or accessing specific functions as configured.
Making and Receiving Calls
The aigo UM98 allows you to make and receive calls directly from your wrist when connected to your smartphone via Bluetooth.
- To make a call: Access the dialer or contacts list on the watch.
- To receive a call: An incoming call notification will appear on the watch; tap to answer or decline.

Figure 3: Stay Connected Features
Health Monitoring
The watch provides comprehensive health tracking features.
- Heart Rate Monitor: Continuously tracks your heart rate throughout the day.
- Blood Oxygen (SpO2): Measures your blood oxygen saturation levels.
- Sleep Monitoring: Records your sleep patterns, including light and deep sleep stages.
- Stress Monitoring: Provides insights into your stress levels.

Figure 4: Real-time Health Monitoring

Figure 5: Sleep Mode Tracking
Fitness Tracking and Sports Modes
The watch supports multiple sports modes to track your workouts accurately.
- Access the sports mode menu to select from various activities like running, walking, cycling, etc.
- The watch will record data such as steps, distance, calories burned, and active minutes.

Figure 6: Sporting Moments Tracking
Intelligent Voice Assistant (IVA)
Activate your smartphone's voice assistant directly from the watch with a simple long press. This feature allows for hands-free control and information retrieval.

Figure 7: Intelligent Voice Assistant
Customizable Watch Faces
Personalize your watch with a variety of watch face options available through the "Wearfit Pro" app. You can also switch between the included faux leather and sports bands to match your style.
Maintenance
- Cleaning: Wipe the watch and bands regularly with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and mild soap, then dry thoroughly.
- Water Resistance: The aigo UM98 has an IP68 waterproof rating, 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 but not recommended for diving or high-pressure water activities.
- Avoid Chemicals: Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the watch, as they may damage the finish or internal components.
- Temperature: Avoid exposing the watch to extreme temperatures (hot or cold) or sudden temperature changes.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Watch does not turn on. | Ensure the watch is fully charged. Connect to the magnetic charger and wait a few minutes before attempting to power on. |
| Cannot pair with smartphone. |
|
| Inaccurate health data. |
|
| Short battery life. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | UM98 |
| Screen Size | 1.45 Inches |
| Wireless Communication | Bluetooth |
| Special Features | Heart Rate Monitor, Fitness Tracking, Calorie Counter, Sleep Monitoring, Stress Monitoring, Blood Oxygen, Voice Assistant |
| Water Resistance | IP68 |
| Battery Capacity | 270mAh (approx. 7 days typical use) |
| Compatibility | iOS 11.0+ and Android 5.0+ |
| Item Weight | 7.8 ounces |
| Dimensions | 9.21 x 3.74 x 1.61 inches (Package) |
Warranty and Support
For warranty information and technical support, please refer to the official aigo website or contact their customer service directly. Keep your purchase receipt as proof of purchase.
Online Support: Visit the aigo Store on Amazon for product information and updates.





