Introduction
Thank you for choosing the Gemmac Digital Alarm Clock with White Noise. This device combines a digital alarm clock, a white noise sound machine, and an adjustable night light to create an optimal environment for sleep and waking. Please read this manual carefully to understand its features and ensure proper operation.

Image: The Gemmac Digital Alarm Clock highlighting its multi-functional capabilities including alarm, RGB colors, white noise, sleep trainer, nap timer, and daylight saving time adjustment.
Safety Information
- Keep the device away from water and high humidity environments.
- Do not attempt to disassemble, repair, or modify the device.
- Use only the provided USB cable and a compatible power adapter (5V/1A recommended).
- Avoid extreme temperatures and direct sunlight.
- Keep out of reach of children.
Package Contents
- Gemmac Digital Alarm Clock (Model VE1127)
- USB-C Charging Cable
- User Manual
Product Overview
Familiarize yourself with the components and controls of your alarm clock.

Image: Detailed diagram of the alarm clock, illustrating the front display with indicators (AM/PM, Nap On, DST On, Alarm On, Sleep/Wake Up Training, Battery Power) and control buttons (Light ON/Color Changing, Down, Alarm Set, Nap, White Noise & Sound, Up, Time Set, Sleep/Wake Up). The back panel shows the Speaker and Type-C port.
Front Panel Controls:
- Light ON/OFF/Dimmer SNOOZE: Top button for light control and snooze.
- Light ON/Color Changing Button: Activates and cycles through light colors.
- Down Button: Decreases values during setting, navigates options.
- Alarm Set Button: Enters alarm setting mode.
- Nap Button: Activates the nap timer.
- White Noise & Sound Button: Cycles through white noise sounds.
- Up Button: Increases values during setting, navigates options.
- Time Set Button: Enters time setting mode.
- Sleep/Wake Up Button: Activates sleep/wake-up training features.
Back Panel:
- Speaker: Outputs white noise and alarm sounds.
- Type-C Port: For power connection.
Setup
1. Power Connection
- Connect the provided USB-C cable to the Type-C port on the back of the alarm clock.
- Plug the other end of the USB-C cable into a 5V/1A USB power adapter (not included) or a USB port.
- The display will light up, indicating the device is powered on.
2. Initial Time Setting
- Press and hold the Time Set button to enter time setting mode. The hour digits will flash.
- Use the Up or Down buttons to adjust the hour.
- Press the Time Set button again to confirm the hour and move to minute setting. The minute digits will flash.
- Use the Up or Down buttons to adjust the minutes.
- Press the Time Set button again to confirm minutes and select 12/24-hour format.
- Use the Up or Down buttons to select between 12-hour (with AM/PM indicator) or 24-hour format.
- Press the Time Set button one last time to save settings and exit.

Image: The alarm clock demonstrating its 12/24-hour time conversion feature, suitable for various environments like an office, study room, bedroom, or an older person's room.
3. Daylight Saving Time (DST) Adjustment
- Briefly press the Time Set button to toggle DST on or off.
- When DST is active, the DST indicator will appear on the display, and the time will adjust by one hour.
Operating Instructions
1. Setting Alarms
The clock supports multiple alarms. Follow these steps to set an alarm:
- Press and hold the Alarm Set button. The alarm hour digits will flash.
- Use the Up or Down buttons to adjust the alarm hour.
- Press the Alarm Set button again to confirm the hour and move to minute setting.
- Use the Up or Down buttons to adjust the alarm minutes.
- Press the Alarm Set button again to select the alarm sound. Use Up or Down to cycle through available sounds.
- Press the Alarm Set button again to adjust the alarm volume. Use Up or Down to set the desired volume level.
- Press the Alarm Set button one last time to save and activate the alarm. The alarm icon will appear on the display.
Snooze Function
When the alarm sounds, tap the Light ON/OFF/Dimmer SNOOZE button on top to activate snooze. The alarm will pause for 5 minutes and then sound again. You can snooze multiple times.

Image: A user tapping the top of the alarm clock to engage the snooze feature, which provides an additional 5 minutes of sleep.
2. White Noise & Soothing Sounds
The device offers 11 high-quality white noise and soothing sound options.

Image: The alarm clock providing white noise and soothing music to aid sleep, with icons representing sounds such as rain, fan, stream, forest, waves, and birdsong.
Available Sounds:
- Rain
- Fan
- Stream
- Forest
- Waves
- Birdsong
- Sleep
- Focus
- Calm
- Meditate
- Relax
Controlling Sounds:
- Press the White Noise & Sound button to turn on the sound and cycle through the available options.
- Use the Up or Down buttons to adjust the volume of the selected sound.
- To set a timer for the sound (15/30/45/60 minutes), press and hold the White Noise & Sound button, then use Up or Down to select the duration. The sound will automatically turn off after the set time.
- Press the White Noise & Sound button again to turn off the sound.
3. Night Light & Color Modes
The alarm clock features an LED night light with 9 basic colors and a dynamic mode.

Image: The alarm clock showcasing its RGB multicolor light feature, with various single colors and an auto-color change mode, along with adjustable brightness and timer settings.
Changing Colors and Brightness:
- Press the Light ON/Color Changing Button to turn on the light.
- Press the Light ON/Color Changing Button repeatedly to cycle through the 9 static colors and the dynamic color-changing mode.
- To adjust the brightness, press the Light ON/OFF/Dimmer SNOOZE button on top. Each press will cycle through three brightness levels (low, medium, high) and off.
- To turn off the light, cycle through all brightness levels or press and hold the Light ON/Color Changing Button.
4. Display Brightness
Adjust the brightness of the digital time display to your preference.

Image: The alarm clock illustrating its three customizable display brightness levels (30%, 60%, 100%) for effortless light matching.
- Briefly press the Light ON/OFF/Dimmer SNOOZE button (when the light ring is off) to cycle through the display brightness levels (e.g., 30%, 60%, 100%, Off).
5. Nap Timer
Use the nap timer for short rest periods without disturbing your main alarm schedule.
- Press the Nap button to activate the nap timer. The nap indicator will appear.
- Press the Nap button repeatedly to cycle through preset nap durations (e.g., 15, 30, 45, 60 minutes).
- The alarm will sound after the selected nap duration.
- To cancel the nap timer, press and hold the Nap button.
6. Sleep Trainer / Wake-up Light
The device can simulate sunrise and sunset to gently guide you to sleep and wake up.

Image: The alarm clock's lighting feature creating a calm atmosphere for sleep (dimming from 22:00 to 22:30) and a natural morning feel for waking (brightening from 7:00 to 7:30).
- Press the Sleep/Wake Up button to activate the sleep/wake-up training mode. The corresponding indicator will appear.
- In sleep mode, the light will gradually dim over a set period (e.g., 30 minutes) before turning off.
- In wake-up mode, the light will gradually brighten over a set period (e.g., 30 minutes) before your alarm sounds, simulating a sunrise.
- Refer to the full manual for specific timing and customization options for sleep/wake-up light duration.
Maintenance
- Clean the device with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Ensure the device is unplugged before cleaning.
- Store in a cool, dry place when not in use for extended periods.
Troubleshooting
| Problem | Solution |
|---|---|
| Clock not turning on. | Ensure the USB-C cable is securely connected and the power adapter is working. Try a different USB port or adapter. |
| Alarm not sounding. | Check if the alarm is enabled (alarm icon visible on display). Verify the alarm volume is not set to zero. |
| White noise not playing. | Ensure a sound is selected and the volume is not set to zero. Check if a sound timer is active and has expired. |
| Night light not working. | Press the Light ON/Color Changing Button to activate. Adjust brightness using the top Snooze button. |
| Display is too dim/bright. | Briefly press the top Snooze button (when the light ring is off) to cycle through display brightness levels. |
Specifications
- Brand: Gemmac
- Model Number: VE1127
- Color: White
- Product Dimensions: 8.89 x 3.81 x 7.87 cm
- Weight: 300 g
- Material: Plastic
- Special Features: Alarm, Night Light, Portable, Dimmable, White Noise Machine
- Display Type: Digital
- Power Source: USB (5V/1A recommended)
Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact Gemmac customer service through your retailer's platform. Keep your purchase receipt for any warranty claims.