KXAITO 8128
KXAITO Digital Sports Watch Model 8128 User Manual
Model: 8128
Introduction
Thank you for choosing the KXAITO Digital Sports Watch, Model 8128. This manual provides detailed instructions for the proper setup, operation, and maintenance of your watch. Please read this manual thoroughly to ensure optimal performance and longevity of your device.
This watch features a digital display with LED night light, 5ATM water resistance, and multiple functions including alarm, chronograph, stopwatch, countdown timer, and dual time display.
Product Overview
The KXAITO Digital Sports Watch is designed for durability and functionality. It features a square 44mm case, a shatterproof plexiglass mirror, and a comfortable silica gel band.
Watch Components

Image: Watch with labeled buttons (Light, Mode, Start, Reset).
- Light Button: Activates the LED night light for visibility in low-light conditions.
- Mode Button: Cycles through different watch modes (Time, Alarm, Stopwatch, Countdown, Dual Time).
- Start Button: Used to start/stop functions in various modes (e.g., stopwatch, setting values).
- Reset Button: Used to reset values or confirm settings in various modes.
Key Features
- Digital Display with LED Night Light: Large, easy-to-read display with one-key cold light activation.
- 5ATM Water Resistant: Suitable for washing hands, rain, and shallow water activities.
- Multi-functional: Includes alarm, chronograph, stopwatch, countdown timer, calendar, dual time, and 12/24 hour format.
- Durable Construction: Square 44mm case, plexiglass mirror, alloy case, stainless steel back, and silica gel band.
- Lightweight and Comfortable: Weighs 47 grams with an anti-slip button design.
Setup
Initial Time and Date Setting
- In Timekeeping Mode, press the Mode button repeatedly until the seconds begin to flash. This indicates you are in setting mode.
- Press the Start button to cycle through the settings: Seconds → Hour → Minute → Year → Month → Day.
- Use the Reset button to adjust the flashing value. Hold the Reset button to increase values rapidly.
- Once all settings are adjusted, press the Mode button to exit the setting mode and return to Timekeeping Mode.
- To switch between 12-hour and 24-hour format, press the Reset button while the hour is flashing.

Image: KXAITO Digital Sports Watch showing the time display.
Operating Instructions
Mode Selection
Press the Mode button to cycle through the following modes:
- Timekeeping Mode (default display)
- Alarm Mode
- Stopwatch Mode
- Countdown Timer Mode
- Dual Time Mode
Using the LED Night Light
Press the Light button (top left) to illuminate the display. The light will stay on for a few seconds, providing clear visibility in dark environments.

Image: The watch display illuminated by the LED night light.
Setting and Using the Alarm
- From Timekeeping Mode, press the Mode button until "AL" or the alarm time is displayed.
- Press the Start button to select the hour or minute to set. The selected value will flash.
- Use the Reset button to adjust the flashing hour or minute.
- Press the Mode button to confirm and exit alarm setting.
- To turn the alarm ON/OFF, press the Start button in Alarm Mode. An alarm icon will appear/disappear on the display.
- To activate the hourly chime, press the Reset button in Alarm Mode. A chime icon will appear/disappear.
Using the Stopwatch (Chronograph)
- From Timekeeping Mode, press the Mode button until "ST" or "STOP" is displayed.
- Press the Start button to begin timing.
- Press the Start button again to pause timing.
- Press the Reset button to reset the stopwatch to zero.
- To resume timing after pausing, press the Start button.
Using the Countdown Timer
- From Timekeeping Mode, press the Mode button until "TR" or "TIMER" is displayed.
- To set the countdown time, press and hold the Start button until the hour/minute flashes.
- Use the Reset button to adjust the flashing value (hour, then minute).
- Press the Start button to move between hour and minute settings.
- Press the Mode button to confirm the countdown time.
- Press the Start button to begin the countdown.
- Press the Start button again to pause the countdown.
- Press the Reset button to reset the countdown to the set time.
Dual Time Function
The dual time function allows you to keep track of a second time zone.
- From Timekeeping Mode, press the Mode button until "DT" or "DUAL" is displayed.
- Press and hold the Start button until the hour/minute flashes.
- Use the Reset button to adjust the flashing value (hour, then minute).
- Press the Start button to move between hour and minute settings.
- Press the Mode button to confirm the dual time setting.
Maintenance
Water Resistance (5ATM)
Your KXAITO watch is 5ATM (50 meters) water resistant. This means it is suitable for daily use and can withstand splashes, rain, and brief immersion in shallow water. It is not recommended for showering with hot water, diving, or prolonged underwater activities. Do not operate buttons while the watch is wet or submerged.

Image: Watch demonstrating its 5ATM water resistance.
Cleaning Your Watch
To clean your watch, wipe it with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials, as these can damage the watch case or band. Ensure the watch is dry before storing.
Battery Information
The watch is powered by 1 Nonstandard Battery (included). When the display becomes dim or functions become erratic, it may be time to replace the battery. Battery replacement should ideally be performed by a qualified watch technician to ensure water resistance is maintained.
Troubleshooting
Display is Blank or Dim
- Check the battery. A dim or blank display often indicates a low battery.
- Ensure the watch has not been exposed to extreme temperatures.
Buttons are Unresponsive
- Ensure the watch is not wet. Water can interfere with button operation.
- Try pressing the buttons firmly.
- If the issue persists, a battery replacement might be necessary.
Time is Incorrect
- Refer to the "Initial Time and Date Setting" section to re-adjust the time.
- Ensure the 12/24 hour format is set correctly for your preference.
Water Inside the Watch
- If water or condensation appears inside the watch, stop using it immediately.
- This indicates a breach in the water resistance seal. Seek professional repair to prevent further damage.
- Avoid operating buttons underwater or when the watch is wet.
Specifications
| Feature | Detail |
|---|---|
| Model Name | 8128 |
| Brand | KXAITO |
| Display Type | Digital |
| Case Material | Plastic |
| Band Material | Silica Gel |
| Case Diameter | 44mm (1.73 Inches) |
| Case Thickness | 1.5 cm (0.59 Inches) |
| Band Width | 21mm (0.82 Inches) |
| Item Weight | 47 grams (1.66 Ounces) |
| Water Resistance Depth | 5ATM (50 Meters / 164 Feet) |
| Movement Type | Electronic |
| Battery | 1 Nonstandard Battery (included) |
| Crystal Type | Plexiglass |
| Clasp Type | Buckle |

Image: Product size parameters and dimensions.
Warranty and Support
Warranty Information
This KXAITO Digital Sports Watch comes with a Limited Manufacturer Warranty. Please retain your proof of purchase for any warranty claims. The warranty covers manufacturing defects under normal use. It does not cover damage caused by misuse, accidents, unauthorized repairs, or normal wear and tear.
Customer Support
For further assistance, technical support, or warranty inquiries, please contact KXAITO customer service. Refer to the product packaging or the official KXAITO website for the most current contact information.
You can also visit the KXAITO Store on Amazon for more product information: KXAITO Store
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