Introduction
Thank you for purchasing the LEXIBOOK Super Mario Yoshi Nightlight Alarm Clock. This device combines a digital alarm clock with a fun Yoshi character, offering Super Mario sound effects and a sleep-friendly backlit screen. Please read this manual carefully to ensure proper setup and operation of your new alarm clock.
Product Overview
The LEXIBOOK Super Mario Yoshi Nightlight Alarm Clock features a vibrant orange base with a green Yoshi character figurine. It includes an LCD backlit screen for time display, buttons for setting and functions, and a speaker for sound effects and alarms.

Figure 1: Front view of the Yoshi Nightlight Alarm Clock.
Setup
Battery Installation
The alarm clock requires 3 x AA / LR6 batteries (not included) for operation. A low battery indicator will notify you when replacement is needed.
- Locate the battery compartment on the bottom of the alarm clock.
- Using a small screwdriver, open the battery compartment cover.
- Insert three (3) AA / LR6 batteries, ensuring correct polarity (+/-) as indicated inside the compartment.
- Replace the battery compartment cover and secure it with the screw.

Figure 2: Battery compartment on the underside of the clock.
Operating Instructions
Setting the Time
The clock features a sleep-friendly LCD backlit screen. You can switch between 12-hour and 24-hour time formats.
- Press and hold the 'SET' button (often indicated by a clock icon or similar) to enter time setting mode.
- Use the '+' and '-' buttons to adjust the hours.
- Press 'SET' again to move to minutes, then use '+' and '-' to adjust.
- Press 'SET' a third time to confirm and exit time setting mode.
- To switch between 12H/24H format, press the 'SET' button briefly while the time is displayed.

Figure 3: Digital display showing time and control buttons.
Setting the Alarm
The alarm features adjustable volume and a choice of Super Mario inspired ringtones.
- Press and hold the 'ALARM' button (often indicated by a bell icon) to enter alarm setting mode.
- Use the '+' and '-' buttons to adjust the alarm hour.
- Press 'ALARM' again to move to alarm minutes, then use '+' and '-' to adjust.
- Press 'ALARM' a third time to confirm the alarm time.
- To select an alarm sound, press the 'SOUND' button (if available) or cycle through options using '+' or '-' while in alarm setting mode.
- To activate/deactivate the alarm, press the 'ALARM' button briefly outside of setting mode. An alarm icon will appear/disappear on the display.
Snooze Function
When the alarm sounds, you can activate the snooze function for a few extra minutes of sleep.
- Press the top of the clock or the Yoshi character to stop the alarm and activate snooze.
- The alarm will sound again after a short interval (typically 9 minutes).
- To fully turn off the alarm, press the 'ALARM' button.
Super Mario Sound Effects
The alarm clock includes a button to play funny Super Mario sound effects (jumps, coins, etc.).
- Locate the 'SOUND' button (or similar, often integrated with the Yoshi character press).
- Press this button or the Yoshi character to play various Super Mario sound effects.
Nightlight Function
The LCD screen is backlit and sleep-friendly. The Yoshi character may also illuminate as a nightlight.
- The backlight for the LCD screen is designed to be gentle for sleep.
- Pressing the top of the clock or the Yoshi character may also activate a temporary light function.
Specifications
| Feature | Detail |
|---|---|
| Brand | LEXiBOOK |
| Model Number | RL800NI1 |
| Color | Orange / Green |
| Display Type | Digital (LCD Backlit) |
| Power Source | 3 x AA / LR6 Batteries (not included) |
| Special Features | Adjustable Volume, Super Mario Sound Effects, Snooze Function, Low Battery Indicator |
| Product Dimensions | 5.31"W x 7.17"H (13.5 x 9 x 18.2 cm) |
| Item Weight | 7.8 ounces (220 Grams) |
| Material | Plastic, Acrylonitrile Butadiene Styrene |
| Mounting Type | Tabletop |
Maintenance
- Clean the clock with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the clock to direct sunlight, extreme temperatures, or high humidity.
- If the clock will not be used for an extended period, remove the batteries to prevent leakage.
Troubleshooting
Clock not turning on or display is dim:
- Check if the batteries are inserted correctly with the correct polarity.
- Replace with new AA / LR6 batteries.
- Ensure the battery compartment cover is securely closed.
Alarm not sounding:
- Verify that the alarm time is set correctly.
- Ensure the alarm function is activated (check for the alarm icon on the display).
- Check the alarm volume setting.
Sound effects not playing:
- Ensure batteries are not low.
- Press the sound effect button or Yoshi character firmly.
Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official LEXiBOOK website. Keep your proof of purchase for any warranty claims.
Manufacturer: Lexibook





