Introduction
Welcome to the user manual for your new ESTG KC89 Outdoor Smart Watch. This device is designed to be a robust companion for your outdoor adventures and daily life, featuring a high-definition large screen, comprehensive health monitoring, multiple sports modes, and convenient communication features. Please read this manual carefully to ensure proper use and to get the most out of your smartwatch.

Setup
1. Charging the Smart Watch
Before first use, fully charge your smartwatch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a compatible power adapter (not included) or a computer's USB port. The watch features a 760mAh battery for extended use.
2. App Download and Pairing
To unlock the full potential of your smartwatch, download the companion application on your smartphone. The app is available for both Android (version 4.4 and above) and iOS (version 9 and above) devices. Scan the QR code provided in the quick start guide (or search for the app name in your app store) to download and install it.
- Enable Bluetooth on your smartphone.
- Open the downloaded app and follow the on-screen instructions to create an account or log in.
- Select "Add Device" or a similar option within the app.
- The app will search for your smartwatch. Select "KC89" from the list of available devices.
- Confirm the pairing request on both your smartphone and the smartwatch.
Operating Instructions
1. Display and Navigation
The KC89 features a 1.85-inch HD TFT touch screen with a resolution of 360*360 pixels, ensuring a clear display even in bright sunlight. Navigate through menus and functions using touch gestures and the rotating crown.
- **Touch Screen**: Swipe left, right, up, or down to access different screens and notifications. Tap to select items.
- **Rotating Crown**: Rotate the crown to scroll through menus and lists. Press the crown to confirm selections or return to the home screen.

2. Customizing Watch Faces
The smartwatch supports multiple dials, allowing you to personalize its appearance. You can change watch faces directly on the device or through the companion app, which offers a wide selection of styles.

Health Monitoring
The KC89 Smart Watch is equipped with an upgraded bio-optical tracking sensor and advanced motion algorithms to provide comprehensive health monitoring. Wear it on your wrist to track your vital signs throughout the day.
- **Heart Rate Monitoring**: Continuously monitors your heart rate, providing real-time data and alerts for significant changes.
- **Blood Oxygen (SpO2) Monitoring**: Measures your blood oxygen levels on demand.
- **Blood Pressure Monitoring**: Provides estimates of your blood pressure, helping you stay informed about your physical health.
- **Sleep Tracking**: Automatically monitors your sleep patterns, including total sleep duration and sleep quality, to help you develop healthier sleep habits.


Sports Modes
The KC89 Smart Watch is designed for active individuals, offering over 100 sports modes to track your workouts. It accurately monitors steps, distance, calories burned, and activity duration, making your exercise more scientific and efficient.
- **Activity Tracking**: Records your daily steps, distance, and calories burned.
- **Multi-Sport Modes**: Supports a wide range of activities including outdoor running, cycling, mountain climbing, yoga, basketball, swimming, and more.
- **Exercise Records**: Provides detailed exercise records to help you analyze your performance and achieve your fitness goals.

Communication Features
Stay connected on the go with the KC89's integrated communication features, enabled via Bluetooth 5.3 connectivity to your smartphone.
- **Bluetooth Call**: Answer and dial calls directly from your wrist.
- **Message Reminder**: Receive notifications for messages from various social apps.
- **Call Reminder**: Get alerts for incoming calls.
- **Intelligent Information Reminder**: The bracelet will display and vibrate to remind you of important information, ensuring you don't miss any updates.
Other Features
1. Outdoor Flashlight
The smartwatch includes a built-in outdoor flashlight feature, providing convenient illumination during night activities or in low-light conditions. It offers long range, long battery life, and high brightness.

2. Compass
A built-in geomagnetic sensor provides a compass function on your wrist, aiding in outdoor navigation. Please note that while it has a compass, it does not feature built-in GPS for standalone navigation.

3. AI Voice Assistant
Utilize the integrated AI Voice Assistant to easily complete tasks with simple voice commands, enhancing convenience and hands-free operation.

Maintenance
The KC89 Smart Watch is built with a strong body, featuring a polycarbonate, fiberglass, and zinc alloy metal frame, designed for high strength and hardness. It boasts anti-fall, dustproof, and IP68 waterproof properties, making it suitable for various environments.
- **Cleaning**: Wipe the watch and strap regularly with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and mild soap, then rinse and dry thoroughly.
- **Water Resistance**: The watch is IP68 waterproof, meaning it can withstand immersion in water up to 1.5 meters for up to 30 minutes. It is suitable for swimming and showering but not for diving or high-pressure water activities. Ensure the watch is dry before charging.
- **Storage**: Store the watch in a cool, dry place when not in use. Avoid extreme temperatures.
- **Strap Replacement**: Replacement straps are available. Ensure any replacement straps are compatible with the KC89 model.

Troubleshooting
If you encounter any issues with your KC89 Smart Watch, please refer to the following common solutions:
- **Watch not turning on**: Ensure the watch is fully charged. Connect it to the charger for at least 30 minutes.
- **Cannot pair with phone**: Make sure Bluetooth is enabled on your phone and the watch is within range. Restart both devices and try pairing again through the app.
- **Inaccurate health data**: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Clean the sensors on the back of the watch.
- **Notifications not appearing**: Check your phone's app settings to ensure notification permissions are granted for the companion app. Also, verify that notifications are enabled within the app itself.
- **Short battery life**: Reduce screen brightness, disable unnecessary features, and ensure background app usage is optimized on your phone. Note that continuous use of features like Bluetooth calling or health monitoring will consume more power.
For more detailed troubleshooting or persistent issues, please consult the full user manual PDF or contact customer support.
Specifications
| Feature | Specification |
|---|---|
| Model | KC89 |
| Display Size | 1.85-inch HD TFT |
| Resolution | 360*360 |
| CPU Model | JL7012F6 (MediaTek) |
| Bluetooth Version | 5.3 |
| Battery Capacity | 760mAh |
| Battery Life | Up to 2 days (typical use), up to 90 days (ultra-long standby) |
| Waterproof Grade | IP68 (Life Waterproof) |
| Case Material | Polycarbonate, Fiberglass, Zinc Alloy Metal Frame |
| Band Material | Silica Gel |
| System Compatibility | Android 4.4 and above, iOS 9 and above |
| Supported Languages | Chinese, English, Japanese (and others via app) |
| Health Metrics Measured | Heart Rate, Blood Pressure, Blood Oxygen, Sleep |
| Activity Tracked | Steps, Distance, Calories, Activity Duration |
| Special Features | Bluetooth Call, Flashlight, Compass (geomagnetic sensor), AI Voice Assistant, 100+ Sport Modes, Multiple Dials |
| GPS | No built-in GPS for standalone navigation |
| Wrist Strap Size | 150-260mm |
| Dimensions (Watch Face) | 54.3mm (Width) x 13.4mm (Thickness) |

User Tips
Based on user feedback, here are some tips to enhance your experience with the KC89 Smart Watch:
- **Display Customization**: Many users appreciate the large display and the variety of watch faces available through the app. Explore the app's dial selection to find styles that suit your preference.
- **Strap Options**: If you wish to change the look or feel of your watch, suitable replacement straps are available. Ensure they are compatible with the KC89 model.
- **Health Data Accuracy**: For the most accurate health readings, ensure the watch is worn correctly – snug but comfortable – and keep the sensors clean.
Warranty and Support
For detailed warranty information, return policies, and customer support contacts, please refer to the official user manual PDF available at: User Manual (PDF). You can also contact the seller directly through the platform for assistance.