1. Product Overview
The Lexon Flip Classic is a reversible digital alarm clock designed for simplicity and functionality. It features a unique ON/OFF flip mechanism, a rechargeable battery, and a redesigned user interface. This alarm clock is an essential accessory for your bedside table, combining intuitive operation with modern design.
- Reversible ON/OFF Function: Activate or deactivate the alarm by simply flipping the clock to its ON or OFF side.
- Rechargeable Battery: Powered by a built-in rechargeable battery via USB-C, offering up to 6 months of use on a single charge.
- Tactile Functions: Features touch-sensitive snooze and LCD screen illumination with three adjustable brightness levels for night viewing.
- Intuitive Display: Clear LCD screen shows time, date, alarm setting, and battery percentage.

Image 1.1: Lexon Flip Classic Alarm Clock highlighting its key features: electroluminescent screen, adjustable brightness, tactile snooze/light control, and USB-C rechargeable capability.
2. Initial Setup
2.1. Charging the Device
Before first use, fully charge your Lexon Flip Classic alarm clock. Connect the provided USB-C cable to the charging port on the back of the device and plug the other end into a compatible USB power adapter (not included) or a computer's USB port. The battery indicator on the display will show charging status. A full charge provides up to 6 months of operation.
2.2. Setting Time and Date
The control buttons are located on the back of the alarm clock. Refer to the image below for button identification.
- Press the SET button to enter time setting mode. The hour digits will flash.
- Use the UP (▲) and DOWN (▼) buttons to adjust the hour.
- Press SET again to move to minute setting. Adjust minutes using the UP and DOWN buttons.
- Continue pressing SET to cycle through date (month/day) and 12/24-hour format settings, adjusting each with the UP and DOWN buttons.
- Press SET one last time to exit setting mode.

Image 2.1: Rear view of the alarm clock, indicating the power button, USB-C charging port, SET button, and adjustment buttons for time and alarm settings.
2.3. Setting the Alarm
To set the alarm time:
- While in normal time display mode, press the UP button to enter alarm setting mode. The alarm time digits will flash.
- Use the UP (▲) and DOWN (▼) buttons to adjust the alarm hour.
- Press SET to move to alarm minute setting. Adjust minutes using the UP and DOWN buttons.
- Press SET again to confirm and exit alarm setting mode. The alarm icon will appear on the display, indicating the alarm is set.
3. Operation
3.1. Activating/Deactivating the Alarm
The Lexon Flip Classic features a unique reversible design for alarm control:
- To activate the alarm, flip the clock so the side marked "ON" is facing upwards. The alarm icon will be visible on the display.
- To deactivate the alarm, flip the clock so the side marked "OFF" is facing upwards. The alarm icon will disappear from the display.

Image 3.1: Demonstrating the simple flip mechanism to turn the alarm ON or OFF by rotating the clock to display the desired side.
3.2. Snooze Function
When the alarm sounds, gently tap the top surface of the clock to activate the snooze function. The alarm will pause and sound again after a few minutes (default snooze duration). To completely turn off the alarm after it sounds, flip the clock to the "OFF" side.
3.3. Screen Illumination
To temporarily illuminate the LCD screen to check the time at night, gently tap the top surface of the clock. The screen will light up for a few seconds. You can adjust the brightness level:
- While in normal time display mode, press the DOWN button to cycle through the three available brightness levels.
- Select the desired brightness level. The setting will be saved automatically.

Image 3.2: The intuitive display of the alarm clock, showing the time, date, alarm setting, and battery percentage.
4. Maintenance
4.1. Cleaning
Wipe the alarm clock with a soft, dry cloth. Do not use abrasive cleaners or solvents, as these may damage the surface. Avoid exposing the device to excessive moisture.
4.2. Battery Care
To ensure optimal battery life, avoid fully discharging the battery frequently. Recharge the device when the low battery indicator appears on the display. Store the device in a cool, dry place if not used for extended periods.
5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Alarm does not sound. | Alarm is deactivated (OFF side up) or not set. | Ensure the clock is flipped to the "ON" side. Verify the alarm time is set correctly. |
| Display is dim or off. | Low battery or brightness setting is too low. | Recharge the device. Adjust screen brightness using the DOWN button. |
| Clock not responding to button presses. | Device might be frozen or battery is completely drained. | Connect to charger. If unresponsive, try pressing and holding the power button for 10 seconds to reset. |
| Alarm volume is too low/high. | Alarm volume is fixed and not adjustable. | The alarm volume is preset and cannot be changed. |
| Screen illumination is too bright at night. | Brightness setting is not at the lowest level. | Cycle through brightness settings using the DOWN button to select the lowest available level. |
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Lexon |
| Model Number | LR157D1 |
| Display Type | Digital |
| Style | Classic |
| Special Features | Illuminated, Adjustable Brightness, Alarm, Snooze |
| Product Dimensions (L x H) | 10.4 cm x 2.6 cm |
| Power Source | Battery Powered (USB-C rechargeable) |
| Room Type | Children's Room, Bedroom |
| Shape | Rectangular |
| Indoor/Outdoor Use | Indoor |
| Batteries Included | Yes (1 Lithium metal) |
| Mounting Type | Table Mount |
| Item Weight | 125 Grams |
| Material Type | Acrylonitrile Butadiene Styrene (ABS) |
| Frame Material | Plastic |
| Connectivity Technology | USB-C |
| Country of Origin | China |

Image 6.1: Dimensions and weight of the Lexon Flip Classic Alarm Clock.
7. Warranty and Support
7.1. Warranty Information
This Lexon Flip Classic Alarm Clock comes with a Limited Warranty. For specific details regarding the warranty period and coverage, please refer to the documentation included with your purchase or visit the official Lexon website.
7.2. Return Policy
Products purchased are typically eligible for a return or replacement within 30 days of purchase, subject to the retailer's return policy. Please consult your purchase receipt or the retailer's website for detailed return instructions.
7.3. Customer Support
For further assistance, technical support, or inquiries, please contact Lexon customer service through their official website or the contact information provided in your product packaging.