Introduction
Welcome to the KINCO SN88 Smart Watch user manual. This guide provides comprehensive instructions for setting up, operating, maintaining, and troubleshooting your new smart watch. The SN88 is designed to be your personal health advisor and smart life assistant, offering features like fitness tracking, heart rate monitoring, sleep analysis, and real-time notifications.

Key Features
- Smart Life Assistant: Synchronize messages and handle incoming calls directly from your wrist.
- Personal Health Advisor: Accurately monitors heart rate, blood pressure, and blood oxygen. Displays dynamic histograms and analysis via the companion app.
- Activity Tracking: Automatically and accurately tracks all-day activity and records your trajectory, motivating you towards fitness goals.
- Sleep Monitoring: Monitors sleep duration and assesses deep and light sleep quality to help adjust sleep habits.
- Multiple Sports Modes: Supports 15 sports modes for independent data recording and accurate analysis through the app.
- Music Control: Allows synchronous display of song titles and volume control directly from the watch.
- Weather Forecast: Provides a two-day weather forecast to help you prepare for travel.
- High-Performance Chip: Equipped with a high-core RETALK chip for full customization and low power consumption.
- Bluetooth 5.0: Ensures a stable and reliable connection for notifications and data synchronization.
- Long Battery Life: Low-power chips provide up to 15 days of usage time and 60 days of standby time.
- Premium Design: Features a super slim metal body made from zinc-magnesium alloy and a skin-friendly, food-grade silicone strap.
- IPS True Color Screen: A 1.28-inch TFT HD large screen offers a clear and vibrant visual experience.
- Customizable Dials: Rich preset dials and an extensive dial market allow for personalized watch faces.



Setup Guide
1. Initial Charging
Before first use, fully charge your SN88 Smart Watch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a power adapter (5V/1A recommended) or a computer USB port. The watch will display a charging indicator.
2. App Installation
To unlock the full potential of your SN88 Smart Watch, you need to install the companion application on your smartphone. Search for the official app (usually mentioned in the packaging or a quick start guide) in your device's app store (Google Play Store for Android, Apple App Store for iOS). Alternatively, you can scan the QR code displayed on the watch or in the quick start guide to download the app.
3. Pairing with Your Smartphone
- Ensure your phone's Bluetooth is turned on.
- Open the installed companion app on your phone.
- Follow the in-app instructions to add a new device. The app will search for available Bluetooth devices.
- Select 'SN88' from the list of found devices to initiate pairing.
- Confirm the pairing request on both your phone and the watch if prompted.
- Once paired, the watch will synchronize time and data with your phone.
4. Basic Settings
Within the app, you can customize various settings such as:
- Personal information (age, height, weight for accurate health tracking).
- Notification preferences (which apps can send notifications to the watch).
- Alarm settings.
- Watch face customization.
Operating Instructions
Navigation
- Touch Screen: Swipe left, right, up, or down to navigate through menus and features. Tap to select.
- Home Button: Press the physical button on the side to return to the main watch face or wake the screen.

Core Functions
- Health Monitoring: Access Heart Rate, Blood Pressure, and Blood Oxygen features from the menu. Ensure the watch is snug on your wrist for accurate readings.
- Activity Tracking: The watch automatically tracks steps, distance, and calories. For specific activities, select a sport mode (e.g., running, cycling) from the 'Workout' menu to record detailed data.
- Sleep Tracking: Wear the watch to bed, and it will automatically monitor your sleep patterns. View detailed sleep analysis in the app.
- Notifications: Once paired, the watch will display incoming call alerts and message notifications from selected apps. You can answer or decline calls directly from the watch.
- Music Control: While music is playing on your phone, swipe to the music control interface on the watch to play/pause, skip tracks, and adjust volume.
- Weather: Swipe to the weather interface to view the current and upcoming two-day forecast, synchronized from your phone's location.
- Watch Faces: Long-press the main watch face to change it, or use the companion app for more customization options.



Maintenance
- Cleaning: Regularly clean your watch and strap with a soft, dry cloth. If necessary, use a slightly damp cloth for the silicone strap. Avoid harsh chemicals or abrasive materials.
- Water Resistance: The SN88 Smart Watch is rated as 'Life Waterproof'. This means it can withstand splashes, rain, and brief immersion in shallow water (e.g., washing hands). It is not suitable for swimming, diving, hot showers, or saunas. Avoid pressing buttons underwater.
- Charging: Use only the provided magnetic charging cable. Ensure the charging contacts on the watch and cable are clean and dry before charging to prevent corrosion.
- Storage: Store the watch in a cool, dry place when not in use. Avoid extreme temperatures.
Troubleshooting
Watch Not Turning On/Charging
- Ensure the charging cable is securely connected to both the watch and the power source.
- Check if the power adapter or USB port is functional.
- Clean the charging contacts on the watch and cable.
- Allow the watch to charge for at least 30 minutes before attempting to turn it on.
Unable to Pair with Phone
- Make sure Bluetooth is enabled on your phone.
- Ensure the watch is sufficiently charged.
- Restart both your phone and the watch.
- Check the companion app for any pending updates or permissions.
- If previously paired, try unpairing the device from your phone's Bluetooth settings and then re-pairing through the app.
Inaccurate Health Readings
- Ensure the watch is worn snugly on your wrist, about one finger's width from your wrist bone.
- Avoid excessive movement during measurements.
- Clean the sensor on the back of the watch.
- Note that smartwatches are not medical devices and readings are for reference only.
Notifications Not Appearing
- Verify that the watch is successfully paired with your phone.
- Check app notification settings on your phone and within the companion app to ensure notifications are enabled for the desired applications.
- Ensure the companion app is running in the background and not being closed by your phone's power-saving features.
Specifications
| Feature | Detail |
|---|---|
| Brand Name | KINCO |
| Model | SN88 |
| Dimensions | 46mm (diameter) x 50mm (lug-to-lug) x 6.7mm (thickness) |
| Weight | 54g |
| Display Size | 1.28 inches Full Round LCD Touch |
| Resolution | 240x240 |
| Touch Screen | Yes |
| CPU Model | RTL8762CK |
| Bluetooth Version | 5.0 |
| RAM | <128MB |
| ROM | <128MB |
| Battery Capacity | 180-220mAh Lithium battery |
| Standby Time | 45-65 days |
| Usage Time | Up to 15 days |
| Waterproof Grade | Life Waterproof (IP68) |
| Case Material | Plastic / Aircraft grade aluminum anodizing (Super Slim Metal Body) |
| Watch Material | Metal Case, 9H tempered glass |
| Strap Material | Food Grade Silicone |
| Strap Length | 90mm X 122mm (Total 270mm) |
| Band Detachable | Yes |
| G-Sensor | Silan SC7A20 |
| Metrics Measured | Heart Rate Monitor, Sleep Monitor, Blood Pressure Monitor |
| Activity Tracked | Steps Tracker, Activity Tracker |
| Compatibility | All Compatible (iOS 9.0 and above, Android 5.0 and above) |
| Language Support | English, Russian, Spanish, Portuguese, Italian, French, German, Japanese |
| Functions | Passometer, Sleep Tracker, Message Reminder, Call Reminder, Answer Call, Remote Control, Alarm Clock, Heart Rate Tracker |



Warranty and Support
Returns Policy
This product is eligible for free returns within 90 days of purchase. Please refer to the seller's return policy for detailed instructions and conditions.
Security & Privacy
Your personal information and data security are paramount. We do not share your personal details with any third parties without your consent. All personal details are protected and kept safe and secure.
Customer Support
For any further assistance, technical support, or warranty claims, please contact the seller directly through the platform where you purchased the product. Provide your order number and a detailed description of the issue for prompt service.





