1. Introduction
The Xflyee Digital Chess Clock is a versatile and professional timing device designed for various two-player board games, including chess. It offers a wide range of functions to enhance your gaming experience, ensuring fair and precise time management. This manual provides comprehensive instructions for setting up, operating, maintaining, and troubleshooting your new chess clock.
2. Package Contents
Upon opening your Xflyee Digital Chess Clock package, you should find the following items:
- 1 x High-quality Digital Chess Clock
- 2 x AA Batteries
- 1 x Product Manual (this document)
- 1 x Nice Packing Box (for storage and transport)

Figure 1: The Xflyee Digital Chess Clock and its sturdy packaging.
3. Product Features
The Xflyee Digital Chess Clock is equipped with advanced features to cater to both casual and professional players:
- Professional Timing Capabilities: Features 8 major function categories including single/multi-segment countdown, bonus time, time limit, time delay, and memory for reading and setting. It supports 42 pre-programmed timing rules, each modifiable to suit specific game parameters.
- User-Friendly Interface: Designed for intuitive control with just three primary buttons, simplifying setup and operation.
- Durable and Portable Design: Constructed from high-quality, environmentally friendly ABS material for excellent durability. Its compact size makes it easy to transport, allowing you to enjoy games anywhere.
- Multi-Game Compatibility: While ideal for chess, its versatile setup supports hundreds of two-player games worldwide, offering broad utility beyond traditional chess.
4. Setup
Follow these steps to prepare your Xflyee Digital Chess Clock for use:
4.1. Battery Installation
- Locate the battery cover on the bottom of the chess clock.
- Push the battery cover to slide it open.
- Insert the two provided AA batteries, ensuring correct polarity (+/-).
- Slide the battery cover back into place until it clicks securely.
4.2. Power On/Off
On the bottom of the clock, locate the ON/OFF switch. Push it to the 'ON' position to power on the device. The display will illuminate, indicating it's ready for use. To power off, push the switch to the 'OFF' position.

Figure 2: Rear view of the chess clock, highlighting the ON/OFF switch and control buttons.
4.3. Selecting Timing Rules
The clock comes with 42 pre-programmed timing rules. To select a rule:
- After powering on, the timing rule number will be blinking on the display.
- Use the '+' or '-' buttons to cycle through the available timing rules (01-42, F for user-programmable, 00 for user-set).
- Press the middle button (Start/Stop/Confirm/Reset) to confirm your selection.
Video 1: Demonstrates how to select a timing rule on the Xflyee Chess Clock. This video is part of the official chess timer manual provided by the seller.
5. Operating Instructions
Once setup is complete, you can begin using your chess clock for games:
5.1. Starting a Game
- After selecting and confirming your timing rule, choose which side (white or black) will make the first move by pressing the corresponding top button on that side of the clock.
- Press the middle button (Start/Stop/Confirm/Reset) to begin the game. The timer for the chosen side will start counting down.
5.2. Pausing and Resuming
To pause the game, press the middle button. Both timers will stop. To resume, press the middle button again. The timer for the player whose turn it is will resume counting down.
5.3. Restarting the Clock
To restart the clock and return to the initial time setting for the selected rule, press and hold the middle button for 3 seconds.
5.4. Move Counter
The clock automatically tracks the number of moves made, displayed on the screen. This feature is useful for time controls that depend on the number of moves completed.

Figure 3: The Xflyee Digital Chess Clock positioned during a game of chess.

Figure 4: The versatile Xflyee Chess Clock can be used for International Checkers, Go Chess, and Chinese Chess.
6. Maintenance
To ensure the longevity and optimal performance of your Xflyee Digital Chess Clock, follow these maintenance guidelines:
- Cleaning: Wipe the clock's surface with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the display or casing.
- Battery Replacement: Replace batteries when the display dims or the clock behaves erratically. Always use new AA batteries and dispose of old batteries responsibly.
- Storage: When not in use, store the chess clock in its original packing box in a cool, dry place to protect it from dust and physical damage.
7. Troubleshooting
If you encounter issues with your Xflyee Digital Chess Clock, try the following troubleshooting steps:
- Clock Not Turning On: Ensure batteries are correctly installed and have sufficient charge. Check the ON/OFF switch on the bottom of the device.
- Display Issues: If the display is faint or incomplete, replace the batteries. If the issue persists, try restarting the clock by holding the middle button for 3 seconds.
- Button Unresponsiveness: Ensure the buttons are pressed firmly and directly. If a specific button is consistently unresponsive, try restarting the clock.
- Incorrect Timing: Verify that the correct timing rule has been selected and confirmed. If custom settings were applied, double-check their parameters.
If these steps do not resolve the issue, please refer to the Warranty and Support section for further assistance.
8. Specifications
| Feature | Detail |
|---|---|
| Color | Red, Black |
| Brand | Xflyee |
| Material | Plastic |
| Product Dimensions | 3.94"D x 6.29"W x 2.36"H |
| Item Weight | 0.55 Pounds (8.8 ounces) |
| Number of Settings | 42 (pre-programmed timing rules) |
| Screen Size | 1.5 Inches |
| Manufacturer | Xflyee |
| Country of Origin | China |
| UPC | 661757379759, 661757361655 |
9. Warranty and Support
Xflyee is committed to providing high-quality products and excellent customer service. If you have any questions about your Xflyee Digital Chess Clock, require technical assistance, or need to address any product-related concerns, please do not hesitate to contact us. We aim to respond to all inquiries within 24 hours.
For support, please reach out through the platform where you purchased the product or visit the official Xflyee store page.