1. Introduction
This manual provides essential information for the safe and efficient operation of your ESTG E800 Smart Watch. Please read this manual thoroughly before using the device to ensure proper functionality and to avoid damage.
2. Product Features
The ESTG E800 Smart Watch is a versatile device designed for sports and health monitoring. Key features include:
- Health Monitoring: Sleep Monitor, ECG measurement, Blood Oxygen (SpO2), Temperature, Blood Glucose, Uric Acid, Blood Fat.
- Activity Tracking: Steps Tracker, Calorie Tracker, Activity Tracker (Running, Cycling, Fitness, Ropeskipping).
- Communication: Answer Call, Dial Call, Push Message, Message Reminder, Call Reminder.
- Convenience: Remote Control, Alarm Clock, Multiple Dials, Touch Screen.
- Durability: Life Waterproof.
- Connectivity: Bluetooth-compatible Version 5.0.
- Compatibility: iOS and Android OS.
3. Package Contents
Upon opening your Smart Watch E800 package, please verify that all items are present and in good condition:
- ESTG E800 Smart Watch (with selected strap)
- Charging Cable
- User Manual (this document)
- Additional straps (if purchased as part of a bundle)



4. Setup Guide
4.1 Initial Charging
Before first use, fully charge your Smart Watch E800. Connect the charging cable to the watch's charging port and a USB power source. The watch display will indicate charging status.
4.2 App Download and Installation
To unlock the full potential of your smartwatch, download the companion application on your smartphone. The app is available for both iOS and Android devices. Search for the official app in your device's app store or scan the QR code provided in the quick start guide (if applicable).
4.3 Device Pairing
- Ensure Bluetooth is enabled on your smartphone.
- Open the companion app and follow the on-screen instructions to add a new device.
- Select 'E800' from the list of available devices.
- Confirm the pairing request on both your smartphone and the smartwatch.
4.4 Language Selection
You can select your preferred language directly on the watch or through the companion app. Navigate to 'Settings' on the watch, then 'Language', and choose from the available options (e.g., English, Japanese, Korean, French, German).
5. Operating Instructions
5.1 Basic Navigation
- Touch Screen: Swipe left, right, up, or down to navigate through menus and screens. Tap to select an option.
- Side Buttons: Use the physical buttons on the side of the watch for quick access to functions or to return to the home screen.
5.2 Health Monitoring
The E800 Smart Watch offers various health monitoring features. Access these functions from the main menu:
- ECG Measurement: Follow the on-screen instructions to place your finger on the sensor for an ECG reading. Results can be viewed and analyzed in the companion app.
- Sleep Monitor: Wear the watch during sleep to track sleep patterns. Detailed analysis is available in the app.
- Other Metrics: The watch can measure SpO2, temperature, blood glucose, uric acid, and blood fat. Consult the app for detailed historical data and trends.
5.3 Activity Tracking
Select your desired activity from the 'Sport' menu on the watch. The watch tracks steps, calories burned, and activity duration. For activities like running, cycling, fitness, and ropeskipping, the app can provide more detailed metrics and GPS tracking (if your phone's GPS is active and connected).
5.4 Message Push and Notifications
Once paired with your smartphone, the E800 can receive notifications for calls, messages, and various social media apps (e.g., WeChat, QQ, Weibo, Facebook, Twitter, Messenger, WhatsApp, LinkedIn, Instagram, Skype). Enable or disable specific app notifications within the companion app's 'Message Push' settings.
6. Maintenance
- Cleaning: Regularly wipe the watch screen and strap with a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used, ensuring no moisture enters the device.
- Water Resistance: The watch is 'Life Waterproof', meaning it can withstand splashes, rain, and brief immersion. It is not suitable for swimming, diving, or hot showers/saunas.
- Storage: Store the watch in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Chemicals: Do not expose the watch to harsh chemicals, detergents, or solvents, as these can damage the materials.
7. Troubleshooting
- Watch not turning on: Ensure the watch is fully charged. If it still doesn't turn on, try a hard reset (refer to the app or online support for specific instructions).
- Cannot pair with phone: Make sure Bluetooth is on, the app is open, and the watch is within range. Try restarting both the watch and the phone.
- Inaccurate health readings: Ensure the watch is worn snugly on your wrist. Environmental factors and individual physiology can affect accuracy. For medical concerns, consult a healthcare professional.
- Notifications not appearing: Check the 'Message Push' settings in the companion app to ensure notifications are enabled for the desired applications. Also, verify your phone's notification settings.
8. Specifications
| Feature | Specification |
|---|---|
| Model | E800 |
| Brand Name | ESTG |
| Display Size | 1.39 inch |
| Resolution | 466*466 |
| Screen Material | TFT |
| Touch Screen | Yes |
| Bluetooth Version | 5.0 |
| Battery Capacity | 220-300mAh (300-450mAh for some variants) |
| Battery Life | Up to 2 days |
| Waterproof Grade | Life Waterproof |
| Case Material | Alloy |
| Band Material | Silica Gel (other materials available) |
| Compatibility | All Compatible (iOS, Android OS) |
| Movement Type | Electronic |
| Application Age Group | Adult |
| CPU Manufacturer | MediaTek |
| RAM | <128MB |
| ROM | <128MB |
| GPS | No |
| Voice Assistant Built-in | No |
| WIFI | No |
9. User Tips
- Health Monitoring Accuracy: While the E800 offers various health metrics, it is important to note that these are for reference and general wellness tracking. For precise medical diagnostics, always consult a professional medical device or healthcare provider. Some users have noted that blood pressure readings may require frequent calibration for better consistency.
- Always-On Display (AOD): The E800 does not support an Always-On Display feature, despite some display technologies. The screen will turn off to conserve battery life.
- Button Functionality: The physical buttons on the watch are generally for navigation and quick access to pre-defined functions and are not programmable for custom actions.
- Detailed Features: For a comprehensive understanding of all features and their usage, refer to the companion app, which often provides more in-depth explanations and settings.
10. Warranty and Support
Your ESTG E800 Smart Watch is covered by a manufacturer's warranty against defects in materials and workmanship. For specific warranty terms, duration, and to access customer support, please refer to the official product website or contact the seller directly. Keep your purchase receipt as proof of purchase.
For additional information or to download the full user manual in PDF format, please visit the product page or contact customer service. (PDF: User manual (PDF))