XREXS Large Digital Wall Clock Green
XREXS Large Digital Wall Clock User Manual
Model: Large Digital Wall Clock Green
Introduction
This manual provides instructions for the setup, operation, and maintenance of your XREXS Large Digital Wall Clock. Please read this manual thoroughly before using the product to ensure proper function and longevity.

Image: The XREXS Large Digital Wall Clock displaying 10:15 AM, Saturday, August 15, with a remote control shown in the foreground.
Product Overview
The XREXS Large Digital Wall Clock features a 16.5-inch LED display, offering clear visibility of time, date, day, month, and temperature. It includes a remote control for convenient operation and supports multiple functions such as an alarm clock, count-up timer, and countdown timer. The clock can be wall-mounted or placed on a desk.
Key Features:
- Extra Large LED Display: 17.2-inch display with 4.5-inch high-contrast digits for easy reading.
- Adjustable Brightness: 4-level manual brightness adjustment and automatic dimming feature.
- Multifunctionality: Operates as a clock, alarm clock, and timer (count-up/countdown).
- Remote Control: Allows convenient setting and adjustment from up to 32 feet away.
- Flexible Placement: Designed for both wall mounting and tabletop use with a fold-out stand.
- Power and Backup: Operates via power plug with a 2 AAA battery backup for settings memory during power outages.

Image: A diagram illustrating the 16.5-inch width and 5.7-inch height of the clock, highlighting the 4.84-inch digit height and showing separate views of the clock time and date/temperature display.
Setup
Package Contents:
- XREXS Large Digital Wall Clock
- Remote Control
- Power Adapter (6.56ft power cord)
- 2 x AAA Batteries (for backup)
- User Manual (this document)
Powering On:
- Insert the two AAA batteries into the battery compartment on the back of the clock. These batteries serve as a backup to retain settings during power outages.
- Connect the power adapter to the DC input port on the back of the clock.
- Plug the power adapter into a standard electrical outlet. The clock display will illuminate.

Image: The back of the clock showing the power cord plugged in and the battery compartment for two AAA batteries, indicating that the clock runs on electricity and batteries are for memory backup.
Mounting Options:
- Wall Mounting: Use the two keyholes located on the back of the clock to hang it securely on screws (not included) in your desired wall location. Ensure the wall can support the clock's weight (approximately 2.38 lbs / 1.08 kg).
- Desk/Tabletop Placement: Extend the fold-out stand on the back of the clock to place it upright on any flat surface.

Image: A split image demonstrating the clock mounted on a wall using two hang holes and standing on a table using its fold-out stand.
Operating Instructions
The clock can be operated using the buttons on the device or the included remote control. The remote control offers more comprehensive functionality.
Remote Control Functions:

Image: A detailed diagram of the remote control, labeling buttons for ON/OFF, SET, Alarm SET, Enter Timer, °C/°F, 12/24HR, Timer Reset, HR, MIN, SEC, Timer ST/SP, V+, V-, and Brightness Adjustment.
- ON/OFF: Turns the display on or off.
- SET: Enters setting mode for language, DST, year, month, date, and time.
- Alarm SET: Sets the alarm clock.
- Enter Timer: Enters or exits timer mode.
- °C/°F: Toggles between Celsius and Fahrenheit temperature display.
- +/- (V+/V-): Increases or decreases displayed values during setting. V+/V- also adjusts sound for hourly chime.
- 12/24HR: Toggles between 12-hour and 24-hour time formats.
- Timer Reset: Resets the timer.
- HR/MIN/SEC: Used to set hours, minutes, and seconds in Timer Mode.
- Timer ST/SP: Starts or stops the timer.
- Brightness Adjustment (Sun icon): Adjusts display brightness.
Setting Time and Date:
- Press the SET button on the remote control.
- Use the +/- buttons to adjust the value.
- Press SET again to move to the next setting (e.g., Year, Month, Date, Hour, Minute).
- Repeat until all settings are configured. The clock will automatically exit setting mode after a few seconds of inactivity or after cycling through all settings.
- To switch between 12-hour and 24-hour format, press the 12/24HR button.
- To switch between Celsius and Fahrenheit for temperature, press the °C/°F button.

Image: The clock display showing 10:15 AM in 12-hour format and 22:15 in 24-hour format, illustrating the time format toggle.
Alarm Clock Function:
- Press the Alarm SET button on the remote.
- Use the +/- buttons to set the desired alarm time.
- Press Alarm SET again to confirm and activate the alarm.
- To deactivate the alarm, press Alarm SET again until the alarm indicator disappears.
Timer Function (Count-Up/Count-Down):
- Press the Enter Timer button to switch to timer mode.
- For Countdown: Use the HR, MIN, and SEC buttons to set the desired countdown duration (0-29 hours, 59 minutes, 59 seconds).
- Press Timer ST/SP to start the countdown.
- When the countdown ends, a "DIDI" ringing sound will play for 90 seconds.
- The timer has a memory function, retaining the last setting if not turned off.
- For Count-Up: In timer mode, if no time is set (display shows 0:00:00), press Timer ST/SP to start counting up from zero.
- Press Timer ST/SP again to pause/resume.
- Press Timer Reset to clear the timer.

Image: The clock displaying its three modes: Timer (showing 0:00:00), Clock (showing 10:15 AM, Saturday, 8/2F), and Alarm Clock (showing 0:00 ON AL1).
Adjusting Brightness:
- Manual Adjustment: Use the Brightness Adjustment button (sun icon) on the remote control to cycle through 4 levels of brightness (Lv.1 to Lv.4) or turn the display off.
- Automatic Dimming: The clock features an automatic dimmer that adjusts the display brightness according to ambient light conditions. This feature operates automatically and does not require manual intervention.

Image: The clock display shown at four different brightness levels (Lv.1 to Lv.4) and an 'Off' state, illustrating both manual adjustment and the auto-dimming function.
Maintenance
- Cleaning: Wipe the clock's surface with a soft, dry cloth. Avoid using abrasive cleaners or solvents, as they may damage the display or casing.
- Battery Replacement: The two AAA batteries are for backup purposes only. Replace them periodically (e.g., once a year) to ensure settings are retained during power interruptions.
- Power Supply: Ensure the clock is connected to a stable power source. Unplug the clock from the power outlet if it will not be used for an extended period.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Clock display is off or not working. |
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| Clock does not retain settings after power outage. |
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| Remote control is not responding. |
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| One or more display segments are not illuminating. |
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Specifications
| Feature | Detail |
|---|---|
| Brand | XREXS |
| Model Number | Large Digital Wall Clock Green |
| Display Type | Digital LED |
| Display Color | Green |
| Product Dimensions | 16.5 inches (W) x 5.7 inches (H) |
| Item Weight | 2.38 pounds (1.08 kg) |
| Power Source | Corded Electric (AC adapter included) |
| Backup Battery | 2 x AAA batteries (included, for memory retention) |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Mounting Type | Wall Mount, Tabletop Stand |
| Special Features | Adjustable Brightness (4 levels + auto-dimming), Day Mode, Large Display, Alarm Clock, Count-Up/Count-Down Timer, Remote Control |
| Indoor/Outdoor Usage | Indoor |
Warranty and Support
Warranty Information:
This product is covered by a manufacturer's warranty. For details regarding the warranty period and coverage, please refer to the documentation included with your purchase or contact the manufacturer directly.
Customer Support:
If you encounter any issues or have questions about your XREXS Large Digital Wall Clock that are not addressed in this manual, please contact XREXS customer support. Contact information can typically be found on the product packaging or the official XREXS website.
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