1. Introduction
The D18 Smartwatch is a versatile smart bracelet designed to help you monitor your daily activities, track your health metrics, and stay connected. This manual provides detailed instructions on how to set up, operate, and maintain your device, ensuring you get the most out of its features.
2. Product Components
Familiarize yourself with the main parts of your D18 Smartwatch:

The D18 Smartwatch consists of a detachable watch band, a display screen, a heart rate sensor, and a touch key for interaction.
- Detachable Watch Band: Allows for easy replacement and adjustment.
- Display Screen: The main interface for viewing information and interacting with the watch.
- Heart Rate Sensor: Located on the back of the watch, used for heart rate monitoring.
- Touch Key: For navigating menus and selecting options.
3. Setup Guide
3.1. Charging the Smartwatch
Before initial use, please charge the device for 1-2 hours. The smartwatch may have run out of power during transit.

The D18 Smartwatch supports various charging methods, including Micro 5PIN USB, standard USB metal charging, and magnetic charging. Ensure the bracelet is correctly oriented for charging.
To charge:
- Hold both sides of the watch band and gently press down with your thumbs to detach the band from the main body.
- Locate the Micro 5PIN USB metal charging head at the end of the bracelet.
- Insert the USB plug into a computer's USB port or a mobile phone charger. The bracelet will automatically turn on when charging begins.

The smartwatch features a convenient USB charging interface for easy plug-and-play charging.
3.2. Power On/Off
- To Power On: Long press the touch key for approximately 4 seconds.
- To Power Off: Navigate to the shutdown interface on the watch, then press and hold the touch key for more than 4 seconds.
3.3. Installing the Fitpro APP
The D18 Smartwatch requires the 'Fitpro' application to unlock its full potential and synchronize data with your smartphone.

Scan this QR code to download the Fitpro APP, or search for 'Fitpro' in your device's app store.
To download and install:
- Scan the QR code provided above using your smartphone's camera or a QR code scanner app.
- Alternatively, search for 'Fitpro' in the Apple App Store (for iOS devices) or Google Play Store (for Android devices).
- Download and install the application.
3.4. Connecting to the APP
After installing the Fitpro APP:
- Ensure your mobile phone's Bluetooth is turned on.
- Open the Fitpro APP.
- On the smartwatch interface, you will find MAC data (a unique identifier). Use this to identify your bracelet within the APP.
- Connect the bracelet to the mobile phone APP.
- For Android users: Please ensure you authorize Fitpro access to all necessary phone functions and allow it to operate in the background. Also, turn on GPS on your phone before connecting.
- Upon the first successful connection, the bracelet will automatically synchronize time and date.
- After pairing, the APP will save the Bluetooth ID and automatically connect when the APP is opened.
4. Operating the Smartwatch
4.1. APP Functions and Settings
The Fitpro APP provides various settings and functions to customize your smartwatch experience:

The D18 Smartwatch offers a wide range of functions including activity tracking, health monitoring, and smart notifications.

Additional features include music control, blood oxygen monitoring, and comprehensive call/message management.
- Personal Data Setting: In the APP, find "my data" to set your personal information such as gender, time system, birthday, height, weight, target step, calorie, and mileage.
- Messages Reminding: When your mobile phone receives incoming calls, SMS, WeChat, QQ, or Facebook messages, the bracelet will vibrate and display the relevant information (e.g., call number).

Figure 4.3: WeChat Notification
The intelligent reminder feature synchronizes real-time social software information, ensuring you don't miss important news.
Figure 4.4: QQ Notification
The intelligent reminder feature synchronizes real-time social software information, ensuring you don't miss important news. - Synchronize All Data: Sync data such as steps, sleep monitor, distance (kilometer), heart rate, calories, and blood pressure.
- Band Display Setting: Customize the bracelet's interface display, including steps, calories, heart rate, blood pressure, MAC address, mileage, and 'find phone' option.
- Band Function Setting:
- Sedentary Reminder: Set time intervals for the bracelet to vibrate and remind you to move.
- Drinking Reminder: Set time intervals for the device to remind you to drink water.
- Smart Anti-lost: Turn this on to receive a reminder from the bracelet when Bluetooth connection is lost.
- Screen On Upon Raising: Enable this feature to automatically wake up the bracelet screen when you raise your hand.
- Shake for Selfie: Turn this on, open your mobile phone camera APP, and shake the bracelet to use it as a remote control for taking pictures.

Figure 4.5: Remote Camera Control
Use the smartwatch as a remote control for your mobile phone camera to capture photos. - Smart Alarm: Set alarms within the APP.
- Search Device: While connected via Bluetooth, click this option in the APP to make the bracelet vibrate, helping you locate it.
5. Key Features
The D18 Smartwatch offers a range of features designed to enhance your daily life:
- Life Waterproof: Designed to withstand daily splashes, rain, and hand washing without worry.

Figure 5.1: Domestic Waterproofing
The watch has undergone waterproof testing, effectively protecting against hand washing splashes, rain, and daily wear. - Heart Rate Monitor: Tracks your heart rate during exercise and throughout the day for a better understanding of your overall health.
- Sleep Monitor: Monitors your sleep patterns and provides insights into the quality of your rest for a more productive day.

Figure 5.2: Sleep Monitoring
The smartwatch provides scientific sleep monitoring, tracking the length and quality of your sleep. - Fitness Tracker: Tracks your daily activity levels, including steps taken, distance covered, and calories burned, to help you achieve your fitness goals.
- 1.44-inch High-Definition Circular Color Screen: Provides clear and vibrant visuals for an enhanced user experience.

Figure 5.3: High-Definition Display
Experience clear visuals on the 1.44-inch high-definition circular color screen. - Lightweight Design: Weighing only 29g, the smartwatch is ultra-light and comfortable for long-term wear.

Figure 5.4: Lightweight Design
With an ultra-lightweight design of only 29g, the smartwatch is comfortable for long-term wear. - Intelligent Reminders: Real-time synchronization of social software information (WeChat, QQ, Facebook, Twitter, Line, Whatsapp, Instagram), call reminders, and SMS alerts.
- Remote Photography: Control your phone's camera remotely by shaking the bracelet.
- Multi-Sport Modes: Track various sports activities.
- Bluetooth 4.0 Connectivity: Stable and efficient connection to your smartphone.
- Voice Assistant Built-in: Access your phone's voice assistant directly from the watch.
- High-End Chip: Equipped with a PHY6222 CPU for efficient performance.

Figure 5.5: High-Performance Chip
High-end chips provide efficient performance, accompanying you from dawn to night.
6. Specifications
6.1. Hardware Information
| Feature | Specification |
|---|---|
| CPU | PHY6222 |
| Motherboard Model | D18 |
| GPS/AGPS | No |
| G-sensor | Yes |
| Wi-Fi | No |
| SIM | No |
| Bluetooth (BT) | 4.0 |
| Bluetooth Antenna | Onboard antenna |
| LCD Display | 1.44 inches |
| Resolution | 128*128 |
| Touch Panel (TP) | Single Touch |
| Heart Rate Sensor | Yes |
| Temperature Sensor | No |
| Motor | Yes |
| USB | Yes |
| Charging Mode | 2PIN thimble charging / Shrapnel charging |
| Side Key | No |
| Horn | No |
| Receiver | No |
| Battery Capacity | 50mAh |
6.2. Software Functions
| Function Category | Details |
|---|---|
| Basic Functions | Distance, Calorie, Heart Rate/Blood Pressure/Oxygen Monitoring, Sleep monitoring, Call reminder, SMS Alerts, Social APP Message Reminder, Alarm clock reminder, Sedentary reminder, Sport modes, Turn the wrist and shine the screen, Looking for bracelets, Looking for Phones, Remote Photography, Do Not Disturb, Dial push |
| Social APP Message Reminder | WeChat, QQ, Facebook, Twitter, Line, Whatsapp, Instagram |
| APP System Compatibility | iOS 9.0 and above, Android 5.0 and above |
| Bracelet Menu Language | English, SC (Simplified Chinese), Netherlands, Russian, French, German, Portuguese, Spanish, Turkish, Polish, Malaysia, Czech, Slovak |
| APP Language Support | English, SC (Simplified Chinese), TC (Traditional Chinese), Netherlands, Russian, French, German, Portuguese, Spanish, Turkish, Japanese, Polish, Arabic, Malaysia, Thai, Czech, Slovak, Philippines, Indonesia, Ukraine, Vietnam, Italy, India, Finland, Croatia, Norway, Denmark, Sweden, Korean, Hungary, Greece, Persian |
7. Care and Maintenance
- Water Resistance: The D18 Smartwatch is life waterproof, meaning it can withstand splashes, rain, and hand washing. However, it is not recommended for swimming or showering for extended periods, or exposure to hot water.
- Cleaning: Wipe the watch body and band with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Storage: Store the smartwatch in a cool, dry place when not in use.
- Charging: Always use a compatible USB power source for charging.
8. Troubleshooting (Frequently Asked Questions)
| Question | Answer |
|---|---|
| How to recharge? | Pull out the watch belt at both ends of the bracelet. Insert the USB plug of the metal end of the bracelet into the USB port of a computer or mobile phone charger for charging. The bracelet will automatically turn on when charging. |
| How long does it take to charge? | Approximately 50 minutes. |
| How to turn it on? | When the device is off, touch and hold the function key for more than 4 seconds to turn on the device. |
| How to use it? | Before using, scan the QR code on the manual to download the app and connect it to the watch with the APP. |
| How to turn off the machine? | When the device is turned on, touch the function button to navigate to the shutdown interface, and then press and hold for more than 4 seconds to shut down. |
9. User Tips
- Charging Tip: When charging, ensure the circular part of the watch is at the top when plugging into a USB port. The watch should turn itself on once it starts charging.
- App Installation: The QR code for the Fitpro app is generally reliable for quick installation on both iOS and Android devices.
- Syncing: While generally functional, some users have noted occasional syncing issues. If you experience this, try restarting the app or your phone's Bluetooth.
- Appearance & Comfort: Many users appreciate the watch's lightweight design and high-end appearance for its price point.
Important Notes:
- The movement step count is for reference only and may not be perfectly accurate.
- Wearable devices monitor human activities through electronic sensors at a consumer electronics level. It is normal for certain deviations. The user should treat data objectively.
- This device is NOT a medical device. Do not compare its readings to hospital equipment.
10. Warranty and Support
For detailed warranty information and customer support, please refer to the official user manual PDF available from the seller. This document can be accessed via the following link: D18 Smartwatch User Manual (PDF).
For any further assistance or technical inquiries, please contact the seller or manufacturer directly.