1. Introduction
Thank you for choosing the advwin 12 Volt Car Refrigerator. This portable electric cooler/warmer is designed to keep your food and beverages fresh and at optimal temperatures, whether you're on the road, camping, or at home. It features dual-semiconductor technology for efficient cooling and warming, a user-friendly digital display, and versatile power options. Please read this manual thoroughly before use to ensure proper operation and maintenance.
2. Package Contents
Upon unpacking, please verify that all items listed below are present and in good condition:
- 1 x advwin Car Refrigerator
- 1 x AC Power Cord (for home use)
- 1 x DC Power Cord (for car use)
- 1 x User Manual
3. Product Features
- Cooling & Warming Functionality: Utilizes powerful dual-semiconductor technology to maintain drinks icy cold at 35°F (1.6°C) and hot food at 149°F (65°C).
- Large Capacity: 23-Quart (22L) storage zone, capable of holding approximately 32-35 standard cans.
- Easy Operation: Digital LED display for precise temperature control (16-149°F / -8.8 to 65°C).
- 30° Anti-Shake Design: Ensures stable operation even on bumpy roads or at a tilt angle of up to 30 degrees, suitable for RVs, trucks, and off-road vehicles.
- Silent Operation: Operates at a low noise level of just 42 decibels, providing a quiet environment.
- Home/Car Dual-Use: Compatible with both 110/120V AC (home) and 12/24V DC (car) power adapters.
- Portable Design: Lightweight and easy to move, with an adjustable shoulder strap for convenient transport.
- Integrated Cup Holders: Conveniently located on the lid for holding beverages.


4. Setup
Before first use, ensure the refrigerator is placed on a stable, level surface with adequate ventilation around the cooling fans. Allow at least 10 cm (4 inches) of space on all sides for proper airflow.
4.1 Power Connection
The refrigerator supports both AC and DC power inputs.
- For Home Use (AC 110-120V): Connect the AC power cord to the refrigerator's AC input port, then plug the other end into a standard wall outlet.
- For Car Use (DC 12-24V): Connect the DC power cord to the refrigerator's DC input port, then plug the other end into your vehicle's cigarette lighter socket.
Ensure the power cord is securely connected to both the unit and the power source.
5. Operating Instructions
5.1 Power On/Off
Press the power button (⏻) on the control panel to turn the unit on or off. The LED display will illuminate when the unit is powered on.
5.2 Setting Temperature
Use the 'Set' button (⚙) to cycle between cooling and warming modes. Use the 'Up' (▲) and 'Down' (▼) buttons to adjust the desired temperature. The digital LED display will show the current internal temperature and the set temperature.
- Cooling Mode: Can cool down to 35°F (1.6°C). For best cooling results, pre-chill items before placing them in the refrigerator. Adding ice cubes directly can enhance cooling performance.
- Warming Mode: Can warm up to 149°F (65°C).

6. Maintenance
6.1 Cleaning
To clean the interior and exterior of the refrigerator, use a soft cloth dampened with mild soap and water. Do not use abrasive cleaners or harsh chemicals. Ensure the unit is unplugged before cleaning. The design, which does not require ice, simplifies the cleaning process.
6.2 Defrosting
This unit features manual defrost. If ice buildup occurs, turn off the unit and allow the ice to melt naturally. Wipe away any melted water with a clean cloth. Do not use sharp objects to remove ice.
6.3 Storage
When not in use for extended periods, ensure the unit is clean and dry. Store it in a cool, dry place away from direct sunlight and extreme temperatures.
7. Troubleshooting
If you encounter issues with your advwin car refrigerator, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | No power supply; loose connection; faulty power cord. | Check if the power cord is securely plugged into both the unit and the power source. Test the power outlet/cigarette lighter socket. Try a different power cord if available. |
| Insufficient cooling/warming | Poor ventilation; ambient temperature too high/low; door not sealed properly; too many items inside. | Ensure adequate space around the unit for ventilation. Avoid placing in direct sunlight. Check that the lid is closed tightly. Do not overfill the unit. Allow sufficient time for temperature change. |
| Excessive noise | Unit not on a stable surface; fan obstruction. | Place the unit on a flat, stable surface. Check for any obstructions around the fan vents and clear them. |
| Condensation inside | Frequent opening of the lid; high humidity. | Minimize opening the lid. Wipe away condensation regularly with a dry cloth. |
If the problem persists after attempting these solutions, please contact customer support for further assistance.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | advwin |
| Model Info | RU101 |
| Capacity | 22 Liters (23 Quarts) |
| Item Weight | 25.5 Pounds |
| Product Dimensions (L x W x H) | 21.4 x 10.8 x 15 inches |
| Annual Energy Consumption | 66 Watts |
| Installation Type | Freestanding |
| Form Factor | Portable |
| Special Features | Digital Temperature Control, Portable, Touch Control |
| Color | Black |
| Voltage | 12 Volts (DC) / 110-120 Volts (AC) |
| Defrost System | Manual |
| Number of Doors | 1 |
| Country of Origin | China |

9. Warranty and Support
Your advwin 12 Volt Car Refrigerator comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please contact advwin customer service through their official channels or the retailer where you purchased the product.