1. Introduction
This manual provides comprehensive instructions for the Fastrack Digital Black Dial Men's Watch, model NK38033SP01. Please read this manual carefully to understand the watch's functions and ensure proper use and maintenance. This digital watch features time, date, and day display, along with stopwatch, alarm, and timer functionalities.
2. Product Overview
The Fastrack Digital Watch NK38033SP01 features a black digital dial housed in a round stainless steel case, complemented by a black silicone strap. It is designed for durability and functionality, offering various digital display modes and water resistance up to 50 meters.

Figure 2.1: Front view of the Fastrack Digital Watch NK38033SP01, showing the digital display and surrounding bezel with markings.

Figure 2.2: Side view of the watch, illustrating the stainless steel case and the four control buttons used for mode selection and adjustments.

Figure 2.3: Rear view of the watch, displaying the stainless steel case back with engraved product information and water resistance rating.
Button Functions:
- MODE Button: Cycles through different modes (Time, Stopwatch, Alarm, Timer).
- RESET Button: Used for resetting values or navigating settings.
- ST/STP Button: Starts/stops functions like stopwatch or timer, and confirms settings.
- LIGHT Button: Activates the backlight for visibility in low light conditions.
3. Setup Instructions
3.1 Setting Time and Date
- From the normal time display, press the MODE button repeatedly until the time setting mode is activated. Typically, the seconds will begin to flash.
- Press the RESET button to cycle through the settings: seconds, hours, minutes, year, month, day.
- Use the ST/STP button to adjust the flashing value (increase the number). Hold the button to change values rapidly.
- Once all settings are correct, press the MODE button to exit the setting mode and return to the normal time display.
3.2 Setting Dual Time (if available)
This watch may support a dual time feature. To set the second time zone, navigate to the dual time mode using the MODE button. Follow similar steps as setting the main time to adjust the hours and minutes for the second time zone.
4. Operating Instructions
4.1 Stopwatch Function
- Press the MODE button until the stopwatch display appears (usually indicated by 'ST' or 'STOPW').
- Press the ST/STP button to start the stopwatch.
- Press the ST/STP button again to stop the stopwatch.
- Press the RESET button to clear the stopwatch to zero.
- To record lap times, press RESET while the stopwatch is running. The lap time will display briefly, and the stopwatch will continue running in the background.
4.2 Alarm Function
- Press the MODE button until the alarm display appears (usually indicated by 'AL' or 'ALARM').
- Press the RESET button to select the hour or minute setting.
- Use the ST/STP button to adjust the flashing value.
- Press the MODE button to confirm the alarm time and activate the alarm. An alarm icon will typically appear on the display.
- To turn the alarm on/off, press the ST/STP button while in the alarm mode.
4.3 Timer Function
- Press the MODE button until the timer display appears (usually indicated by 'TR' or 'TIMER').
- Press the RESET button to select the hour, minute, or second setting.
- Use the ST/STP button to adjust the flashing value.
- Press the MODE button to confirm the timer setting.
- Press the ST/STP button to start the countdown.
- Press the ST/STP button again to pause/resume the timer.
- Press the RESET button to reset the timer to its initial set value.
4.4 Backlight (LIGHT)
Press the LIGHT button to illuminate the display for a few seconds, enhancing visibility in dark environments.
5. Maintenance
5.1 Water Resistance
This watch is water resistant up to 50 meters (5 ATM). This means it is suitable for everyday use and can withstand splashes, rain, and brief immersion in water. It is not recommended for swimming, diving, or prolonged water activities. Do not operate buttons while the watch is wet or submerged.
5.2 Cleaning
To clean your watch, wipe it with a soft, dry cloth. For the silicone strap, a damp cloth with mild soap can be used, followed by thorough drying. Avoid using harsh chemicals or abrasive materials.
5.3 Battery Replacement
The watch uses a Lithium Metal battery. When the display becomes dim or functions become erratic, it may be time for a battery replacement. It is recommended to have the battery replaced by a qualified watch technician to ensure proper sealing and maintain water resistance.
6. Troubleshooting
- Watch display is blank or dim: The battery may be low or depleted. Replace the battery.
- Buttons are unresponsive: Ensure the watch is not in a locked mode (if applicable). If the issue persists, a reset may be required (consult a service center) or the battery may be low.
- Time is incorrect: Re-set the time following the instructions in Section 3.1. Check if the watch was exposed to strong magnetic fields.
- Water ingress: If water appears inside the watch, immediately take it to a service center. Do not attempt to open the watch yourself.
7. Specifications
| Model Number | NK38033SP01 |
| Display Type | Digital |
| Movement Type | Quartz |
| Case Material | Stainless Steel |
| Case Diameter | 46 Millimeters |
| Band Material | Silicone |
| Band Color | Black |
| Water Resistance Depth | 50 Meters (5 ATM) |
| Battery Type | Lithium Metal (included) |
| Item Weight | 180 g |
8. Warranty and Support
8.1 Warranty Information
This Fastrack watch comes with a 24 Months Manufacturer Warranty on manufacturing defects from the date of purchase. Please retain your purchase receipt as proof of warranty.
8.2 Customer Support
For any queries, service requests, or warranty claims, please contact Fastrack customer support or visit an authorized Fastrack service center. Contact details can typically be found on the official Fastrack website or your warranty card.