REACHER R3L-C
REACHER Auto Dimmable Sound Machine Alarm Clock
Model: R3L-C
User Manual
Introduction
Thank you for choosing the REACHER Auto Dimmable Sound Machine Alarm Clock. This device combines a digital alarm clock, a sound machine with 20 soothing sounds, and an 8-color night light. It features adaptive brightness, precise volume control, and a sleep timer to enhance your sleep and waking experience. Please read this manual thoroughly before use to ensure proper operation and to maximize the product's benefits.
Safety Information
- Always unplug the device when not in use.
- Do not use the device if the power cord is damaged.
- Keep the device out of reach of children and pets.
- Do not expose the device to excessive heat or moisture.
- Limit noise exposure to 85 decibels to protect hearing.
Package Contents
- REACHER Auto Dimmable Sound Machine Alarm Clock (Model R3L-C)
- Power Adapter (5V DC)
- User Manual
Product Overview & Controls
Familiarize yourself with the device's components and control buttons.

Image: Top and side view of the Reacher R3L-C, indicating the location of the Sleep Timer, Alarm, Clock, Volume Control, Night Light, Sound Machine buttons on the top panel, and the Auto & Manual Dimmer switch, Power Port, and Light Ring on the back/bottom.
Top Panel Controls:
- Clock Button: Press to set time.
- Alarm Button: Press to set alarm.
- Sleep Timer Button: Press to activate/adjust sleep timer.
- Volume Control Buttons (+/-): Adjust sound volume.
- Night Light Button: Turn night light on/off and cycle colors.
- Sound Machine Button: Select and cycle through soothing sounds.
Back Panel Controls:
- Auto/Manual Brightness Switch: Toggle between automatic and manual display brightness control.
- Display Dimmer Slider: Manually adjust display brightness when auto-dimmer is off.
- DC 5V Power Port: Connect the power adapter here.
Initial Setup
- Power Connection: Connect the provided power adapter to the DC 5V Power Port on the back of the device. Plug the adapter into a standard electrical outlet. The display will illuminate.
- Set Time: Press the Clock button. Use the Volume +/- buttons to adjust the hour, then press Clock again to confirm. Repeat for minutes. Press Clock one more time to save.
- 12/24 Hour Format: While setting the time, you can usually toggle between 12-hour and 24-hour format by pressing a specific button (often the Alarm or Clock button again quickly after setting minutes, or a dedicated button if available). Refer to the display for current format.
Operating Instructions
1. Display Brightness Control

Image: The alarm clock display automatically adjusting its brightness based on ambient light, demonstrating the 'Brightness Automation' feature.
- Adaptive Brightness (Auto-Dimmer): The device features an ambient light sensor. When the Auto/Manual Brightness Switch on the back is set to 'Auto Dim', the display brightness will automatically adjust based on the room's lighting conditions.
- Manual Brightness Adjustment: To manually control the display brightness, set the Auto/Manual Brightness Switch to 'Off'. Then, use the Display Dimmer Slider on the back to adjust the brightness from 0% (off) to 100% (maximum).
2. Alarm Clock Functions

Image: The digital alarm clock displaying time, with key features like gentle wake-up sounds and snooze function highlighted.
- Setting the Alarm: Press the Alarm button. Use the Volume +/- buttons to adjust the alarm hour, then press Alarm again to confirm. Repeat for minutes. Press Alarm one more time to save.
- Selecting Alarm Sound: After setting the alarm time, you may be prompted to select an alarm sound. Use the Sound Machine button or Volume +/- buttons to cycle through the 6 gentle wake-up sounds. Press Alarm to confirm your selection.
- Activating/Deactivating Alarm: Press the Alarm button briefly to toggle the alarm on or off. An alarm icon will appear/disappear on the display.
- Snooze Function: When the alarm sounds, press the large button on the top of the device (often the central button or a designated snooze area) to activate the 9-minute snooze. The alarm will sound again after 9 minutes.
- Turning Off Alarm: To turn off the alarm completely after it sounds, press any button other than the snooze button. The alarm will reset for the next day.
3. Sound Machine Functions

Image: A visual representation of the 20 soothing sounds available on the device, categorized for easy selection.
- Playing Sounds: Press the Sound Machine button to turn on the sound machine and play the last selected sound.
- Selecting Sounds: Press the Sound Machine button repeatedly to cycle through the 20 available soothing sounds (including white noise, fan sounds, nature sounds, yoga music, and meditation music).
- Adjusting Volume: Use the Volume +/- buttons to adjust the sound level. There are 30 levels of precise volume control.
- Sleep Timer: Press the Sleep Timer button to set a duration for the sound machine to play before automatically turning off. Options typically include 15, 30, 60, 90, 120 minutes, or continuous play. Press repeatedly to cycle through options.
- Turning Off Sound Machine: Press and hold the Sound Machine button, or let the sleep timer expire.
4. Night Light Functions

Image: Multiple units of the alarm clock demonstrating the 8-color night light feature, with various colors illuminated.
- Turning On/Off: Press the Night Light button to turn the night light on or off.
- Changing Colors: With the night light on, press the Night Light button repeatedly to cycle through the 8 available colors and an extra color cycling mode.
Maintenance
- Cleaning: Unplug the device before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or abrasive materials.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Power adapter not connected or faulty. | Ensure the power adapter is securely plugged into the device and a working electrical outlet. Try a different outlet. |
| Display is too dim or too bright. | Auto-dimmer is active or manual setting is incorrect. | Check the Auto/Manual Brightness Switch on the back. If in 'Auto Dim' mode, ambient light affects brightness. Switch to 'Off' and use the Display Dimmer Slider for manual adjustment. |
| Alarm does not sound. | Alarm not set or deactivated. | Ensure the alarm time is correctly set and the alarm icon is visible on the display, indicating it is active. |
| Sound machine not playing sounds. | Sound machine off or volume too low. | Press the Sound Machine button to turn it on. Increase volume using Volume + button. |
| Night light not working. | Night light is off. | Press the Night Light button to turn it on. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | R3L-C |
| Product Dimensions | 4.7 x 1.5 x 3.2 inches |
| Item Weight | 15.5 ounces |
| Power Source | Corded Electric (DC 5V) |
| Sound Options | 20 Soothing Sounds (White Noise, Fan, Nature, Yoga, Meditation) |
| Volume Control | 30-Level Precise Volume |
| Night Light | 8 Colors + Color Cycling |
| Alarm Sounds | 6 Gentle Wake-up Sounds |
| Snooze Duration | 9 minutes |
| Sleep Timer Options | 15, 30, 60, 90, 120 minutes, or continuous |
| Display | Auto-Dimmable LED, 0-100% Manual Dimmer |
| Material | Fabric (exterior) |
Warranty and Support
REACHER products are designed for reliability and performance. For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official REACHER website. Please retain your proof of purchase for any warranty claims.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.