1. Introduction
Thank you for choosing the CAYNEL Mini Fridge. This portable thermoelectric appliance is designed to efficiently cool or warm items, making it ideal for various personal uses, including storing skincare products, beverages, medications, and more. Its compact size and dual functionality offer convenience for both home and travel.

Image: Two CAYNEL Mini Fridges, one closed and one open, highlighting the compact and stylish design suitable for various settings.
2. Safety Information
- Read all instructions before operating the appliance.
- Keep the appliance away from heat sources, direct sunlight, and moisture.
- Ensure proper ventilation around the unit. Do not block air vents.
- Do not immerse the appliance in water or other liquids.
- Unplug the unit before cleaning or if it will not be used for an extended period.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Use only the provided power cords.
- Do not operate the unit if the power cord or plug is damaged.
3. Package Contents
The CAYNEL Mini Fridge package includes the following items:
- CAYNEL Mini Fridge Unit
- AC Power Cord (for 110V standard home outlets)
- DC Power Cord (for 12V car chargers)
- Removable Interior Shelf
- User Guide / Warranty Card

Image: The accessories included with the CAYNEL Mini Fridge, featuring the user guide, a car power adapter, and a standard wall outlet adapter.
4. Setup
- Unpacking: Carefully remove the mini fridge and all accessories from the packaging.
- Placement: Place the unit on a flat, stable surface, ensuring adequate space around the vents for proper airflow. Avoid placing it near direct heat sources or in direct sunlight.
- Power Connection:
- For home use, connect the AC power cord to the AC port on the back of the unit, then plug it into a standard 110V wall outlet.
- For car use, connect the DC power cord to the DC port on the back of the unit, then plug it into your vehicle's 12V car charger socket.
- Initial Use: Before placing items inside, allow the unit to operate for at least 30 minutes to reach the desired temperature.
5. Operating Instructions
The CAYNEL Mini Fridge features both cooling and warming functions, easily switchable via a toggle on the back of the unit.
5.1. Cooling Mode
- To activate cooling, ensure the unit is powered on and slide the switch on the back to the COLD setting. The green indicator light will illuminate.
- The unit can chill items to 40ºF-45ºF (approximately 4ºC-7ºC) below ambient temperature.
- Ideal for storing skincare products, beverages, and medications that require refrigeration.
5.2. Warming Mode
- To activate warming, ensure the unit is powered on and slide the switch on the back to the HOT setting. The red indicator light will illuminate.
- The unit can warm items up to 122ºF-144ºF (approximately 50ºC-62ºC).
- Suitable for keeping food warm or warming towels for spa treatments.
5.3. Interior Organization
- The removable interior shelf allows for flexible storage options. Remove it to accommodate taller items or use it to create two tiers for smaller items.
- A small compartment on the inside of the door is perfect for face masks or small tubes.

Image: An illustration demonstrating the dual functionality of the CAYNEL Mini Fridge, showing how it can be set to chill items like yogurt and food, or warm items such as milk bottles.
Video: An overview of the CAYNEL Mini Fridge, demonstrating its compact size, retro design, and the ability to switch between cooling and warming modes. It also shows the included car adapter and how various skincare products can be stored inside.
Video: A promotional video showcasing the CAYNEL Mini Fridge's features, including its use for skincare, beverages, and its portability for home and travel. It highlights the cooling and warming functions.
6. Maintenance
- Cleaning: Disconnect the power before cleaning. Wipe the interior and exterior surfaces with a soft, damp cloth and mild detergent. Do not use abrasive cleaners or immerse the unit in water.
- Defrosting: If ice buildup occurs in cooling mode, unplug the unit and allow the ice to melt naturally. Wipe away any excess water before restarting.
- Storage: When not in use, ensure the unit is clean and dry. Store it in a cool, dry place away from direct sunlight.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit not turning on | No power supply; loose connection | Check power cord connection; try a different outlet. |
| Not cooling/warming effectively | Blocked vents; ambient temperature too high/low; door not sealed properly | Ensure vents are clear; move to a cooler/warmer environment; check door seal. |
| Excessive noise | Fan obstruction; unit not on a flat surface | Check for obstructions in the fan; place on a stable, flat surface. |
| Ice buildup (cooling mode) | Normal operation; high humidity | Unplug and defrost the unit; wipe dry. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Info | MJ499 |
| Capacity | 4 Liters |
| Item Weight | 4 Pounds |
| Product Dimensions | 9 x 7 x 10 inches (External) |
| Inner Dimensions | 5.3" L x 5.5" D x 8.3" H |
| Cooling Capacity | 40ºF-45ºF below ambient temperature |
| Warming Capacity | 122ºF-144ºF |
| Voltage | 110 Volts (AC), 12 Volts (DC) |
| Installation Type | Tabletop |
| Special Features | Compact, Portable, Thermoelectric, Cooler & Warmer |
| Material Type | Aluminum, Plastic |
| Defrost System | Frost Free |

Image: A visual representation of the CAYNEL Mini Fridge's external and internal dimensions, providing clear measurements for planning placement and storage.
9. Warranty and Support
The CAYNEL Mini Fridge comes with a 1-year hassle-free warranty provided by CAYNEL. For any product-related inquiries or support, please refer to the contact information provided in your User Guide or visit the official CAYNEL website.
