Introduction
Thank you for choosing the Powalack Digital Alarm Clock. This device features a curved LED screen, adjustable brightness, multiple alarm tones, and a convenient snooze function. This manual provides detailed instructions to help you set up and operate your new alarm clock effectively.

Image: Front view of the Powalack Digital Alarm Clock displaying 12:35 AM in green LED.
Important Safety Information
- Ensure the device is powered by the provided USB adapter.
- Do not expose the device to water or excessive moisture.
- Avoid placing the device near heat sources or in direct sunlight.
- Keep out of reach of children.
- Do not attempt to disassemble or repair the device yourself. Contact customer support if issues arise.
Package Contents
Please check the package for the following items:
- Powalack Digital Alarm Clock (1 unit)
- USB Power Adapter (1 unit)
- USB Charging Cable (1 unit)
- User Manual (1 copy)
Product Overview
Familiarize yourself with the main components and controls of your alarm clock.

Image: Side view of the alarm clock highlighting its dimensions (5.7 inches wide, 3 inches high, 2 inches deep) and the top control buttons.
Control Buttons and Features:
- SET TIME: Button to enter time setting mode.
- HOUR/MIN: Buttons to adjust hour and minute during setting.
- DIMMER: Button to adjust display brightness.
- SNOOZE/OK: Large button for snooze function and confirming settings.
- ALARM ON/OFF: Button to activate or deactivate the alarm.
- ALARM SET: Button to enter alarm setting mode.
- 12/24HR: Button to switch between 12-hour and 24-hour time formats.
- USB Charging Ports: Two ports on the back for charging external devices.
- Battery Compartment: For backup batteries (2*AAA, not included) to retain settings during power outages.
Setup
1. Power Connection:
- Connect the provided USB cable to the alarm clock's power input port.
- Plug the USB power adapter into a standard wall outlet.
- The clock display will illuminate.

Image: The alarm clock is shown connected to a power outlet. The image also illustrates the backup battery compartment.
2. Battery Backup (Memory Function):
- This clock is primarily USB powered. The built-in battery is for memory function only.
- To retain time and alarm settings during a power outage, insert 2 AAA batteries (not included) into the battery compartment on the back of the clock.
- During battery backup, the display will not show time, and the alarm will not sound. Settings are preserved.
Video: This video demonstrates how to set up the clock, including battery installation and initial power-on.
Operating Instructions
1. Time Setting:
- Press and hold the "SET TIME" button on the back of the clock. The hour digits will flash.
- Use the "+" and "-" buttons to adjust the hour.
- Press "SET TIME" again. The minute digits will flash.
- Use the "+" and "-" buttons to adjust the minute.
- Press "SET TIME" once more to confirm and exit time setting mode.
Video: This video provides a concise overview of the clock's features and demonstrates basic time setting.
2. 12/24 Hour Format Switching:
- In normal time display mode, short press the "12/24HR" button to switch between 12-hour and 24-hour formats.

Image: The clock display is shown in both 12-hour (PM) and 24-hour formats, illustrating the format switching feature.
3. Alarm Setting:
- Press and hold the "ALARM SET" button. The hour digits will flash.
- Use the "+" and "-" buttons to adjust the alarm hour.
- Press "ALARM SET" again. The minute digits will flash.
- Use the "+" and "-" buttons to adjust the alarm minute.
- Press "ALARM SET" once more to confirm and exit alarm setting mode.
- To activate/deactivate the alarm, short press the "ALARM ON/OFF" button. A bell icon will appear on the screen when the alarm is active.
4. Alarm Tones and Volume:
- The clock offers 3 ringtones: Beep, Birdsong, and Chords.
- To select a ringtone, press the "+" button during alarm setting mode.
- The alarm volume can be adjusted from 75dB to 85dB using the volume slider on the side of the clock.

Image: A child waking up, illustrating the three available alarm tones (Beep, Birdsong, Chord) and the adjustable volume range of 75-85dB.
5. Snooze Function:
- When the alarm sounds, press the large "SNOOZE/OK" button on top to activate the snooze function for 9 minutes.
- The alarm will sound again after 9 minutes.
- To turn off the alarm completely, press the "ALARM ON/OFF" button.

Image: The alarm clock shows 10:45 AM with an overlay graphic emphasizing the 9-minute snooze feature.
6. Brightness Adjustment:
- The clock features 5 levels of brightness, including an "off" option.
- In normal time display mode, press the "DIMMER" button repeatedly to cycle through the brightness levels.

Image: The alarm clock on a nightstand, demonstrating the 5-level adjustable brightness feature, from fully bright to off.
7. USB Charging:
- The clock includes two USB ports on the back for charging other devices like smartphones.
- Simply connect your device's charging cable to one of the USB ports on the alarm clock.
Maintenance
- Clean the clock's surface with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Ensure the device is unplugged before cleaning.
- Replace backup batteries annually or as needed to ensure settings are retained during power interruptions.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Clock display is off. | Ensure the USB power adapter is securely plugged into both the clock and a working wall outlet. Check the brightness setting. |
| Alarm does not sound. | Verify the alarm is activated (bell icon visible). Check the alarm volume setting. Ensure the clock is powered by the adapter, not just backup batteries. |
| Time/Alarm settings are lost after power outage. | Ensure 2 AAA backup batteries are correctly installed and are not depleted. |
| USB charging not working. | Ensure the clock is powered by the USB adapter. Check the charging cable and the device being charged. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Powalack |
| Model Number | Alarm Clock |
| Display Type | Digital LED |
| Color | Green Digit |
| Power Source | Corded Electric (USB Adapter Included) |
| Battery Backup | 2 x AAA batteries (not included, for memory function only) |
| Brightness Levels | 5 levels + Off |
| Ringtones | 3 (Beep, Birdsong, Chords) |
| Volume Levels | 2 levels (75-85 dB) |
| Snooze Duration | 9 minutes |
| Time Format | 12H/24H Switchable |
| Product Dimensions | 5.75"W x 3.03"H |
| Material | Acrylonitrile Butadiene Styrene |
| Item Weight | 1 Pound |
Warranty and Support
This Powalack Digital Alarm Clock comes with a 24-month product warranty, 6 months free return, and lifetime support.
For any questions, troubleshooting assistance, or warranty claims, please contact Powalack customer support through your purchase platform or visit the official Powalack store.
Official Powalack Store: Powalack Store on Amazon