1. Introduction
Thank you for choosing the Arebos AR-HE-KK30A 26L Compressor Cool Box. This versatile appliance is designed for efficient cooling, freezing, and warming of food and beverages, making it ideal for outdoor activities, road trips, camping, and home use. Please read this manual thoroughly before operation to ensure safe and optimal performance.

Image 1.1: The Arebos 26L Compressor Cool Box, showcasing its key features such as USB/DC/mains connection, cold and warm function, Max/Eco mode, scratch-resistant material, lockable and reversible lid opening, and manual & app operation.
2. Safety Instructions
- Read all instructions before using the appliance.
- Do not operate the appliance if it is damaged.
- Ensure proper ventilation around the unit. Do not block ventilation openings.
- Keep the appliance away from heat sources and direct sunlight.
- Do not use electrical devices inside the cool box unless recommended by the manufacturer.
- Avoid contact with moving parts.
- Disconnect from power before cleaning or maintenance.
- 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.
3. Package Contents
Verify that all items are present in the package:
- 1 x Arebos AR-HE-KK30A Compressor Cool Box
- 1 x 12/24 V DC Cable (2.2 m)
- 1 x AC Connection Cable (2.5 m)
- 1 x User Manual
4. Product Features
The Arebos AR-HE-KK30A cool box offers a range of features for convenience and performance:
- Efficient Compressor Cooling: Provides rapid and reliable cooling and freezing from -20 °C to 20 °C.
- Warm Function: Capable of maintaining warmth up to 20 °C.
- Dual Control Options: Manage temperature via the intuitive LCD touchscreen or a dedicated smartphone application.
- USB Charging Port: Conveniently charge mobile devices.
- Multiple Power Inputs: Supports 12V/24V DC (car/truck) and 230V AC (mains) connections.
- Adjustable Lid Opening: The lid can be opened from either side or removed entirely for flexibility.
- LED Interior Lighting: Illuminates the contents for easy access in low light.
- Drainage Screw: For easy emptying of water.
- Max/Eco Modes: Choose between maximum cooling performance or energy-saving operation.

Image 4.1: The cool box demonstrating its versatility for both cold and warm environments, suitable for various outdoor activities.
5. Setup
5.1 Unpacking
Carefully remove the cool box from its packaging. Inspect the unit for any signs of damage. Retain the packaging for future transport or storage.
5.2 Placement
Place the cool box on a flat, stable surface. Ensure there is adequate ventilation (at least 10 cm) around all sides of the unit to allow for proper heat dissipation.
5.3 Power Connection
The cool box can be powered by two methods:
- AC Power (230V): Connect the AC power cable to the AC input port on the cool box, then plug it into a standard wall outlet.
- DC Power (12V/24V): Connect the DC power cable to the DC input port on the cool box, then plug it into a 12V or 24V vehicle power socket (e.g., cigarette lighter socket).
The unit will automatically detect the input voltage.

Image 5.1: Illustration of the multifunctional connection options, including USB, mains, portable solar station, portable power station, and DC connection.
6. Operating Instructions
6.1 Powering On/Off
Press the Power button on the control panel to turn the unit on or off. The LCD display will illuminate when the unit is on.
6.2 Setting Temperature (LCD Touchscreen)
- Press the SET button to enter temperature adjustment mode.
- Use the + or - buttons to adjust the desired temperature. The temperature range is -20 °C to 20 °C.
- The display will flash while adjusting and then save the setting after a few seconds of inactivity.
6.3 App Control
Download the official Arebos cool box app from your smartphone's app store. Follow the in-app instructions to pair your device via Bluetooth. The app allows for remote temperature control, mode selection, and monitoring.

Image 6.1: The cool box control panel and a smartphone displaying the companion app for remote operation.
6.4 Max/Eco Modes
Press the SET button repeatedly to cycle through operating modes:
- MAX Mode: Provides maximum cooling performance, ideal for rapid temperature reduction.
- ECO Mode: Optimizes energy consumption, suitable for maintaining temperature over longer periods.
6.5 Lid Operation
The lid is designed for flexible opening. It can be opened from the front or back, or completely removed by disengaging the hinges. This allows for convenient access and loading/unloading of contents.
6.6 USB Charging Port
A USB port is located on the control panel. Connect your mobile devices to this port for charging. The USB port is active when the cool box is powered on.

Image 6.2: A close-up view of the cool box's USB port, demonstrating its use for charging a mobile phone.
6.7 Drainage
For easy cleaning or to remove melted ice, locate the drainage screw at the bottom of the cool box. Unscrew it to drain any liquids, then securely fasten it back in place.
7. Maintenance
7.1 Cleaning
- Always disconnect the power before cleaning.
- Wipe the interior and exterior surfaces with a damp cloth and mild detergent.
- Do not use abrasive cleaners or harsh chemicals.
- Ensure the unit is completely dry before reconnecting power.
7.2 Storage
When not in use for extended periods, clean the cool box thoroughly, leave the lid slightly ajar to prevent odors, and store it in a dry, well-ventilated area.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; faulty cable; blown fuse (vehicle) | Check power connection; try a different outlet/cable; check vehicle fuse. |
| Insufficient cooling | Poor ventilation; lid not closed properly; ambient temperature too high; ECO mode selected | Ensure proper ventilation; close lid securely; move to a cooler area; switch to MAX mode. |
| Display error code | Internal fault | Refer to the specific error code in the full manual or contact customer support. |
| App not connecting | Bluetooth off; app not updated; unit not discoverable | Ensure Bluetooth is on; update app; restart cool box and phone. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | AR-HE-KK30A |
| Capacity | 26 Liters |
| Product Dimensions (D x W x H) | 37.6 x 61.8 x 37.2 cm |
| Weight | 11.6 kg |
| Temperature Range | -20 °C to 20 °C |
| Power Input | 12V/24V DC, 230V AC |
| Material | Plastic |
| Insulation Type | Polyurethane foam |
| Special Features | Portable, compressor cooling, app control, LCD touchscreen, quiet operation, reversible lid, LED interior light, USB port, drainage screw, cold & warm function |

Image 9.1: Detailed dimensions of the cool box and examples of its capacity for various bottle and can sizes.
10. Warranty and Support
This product comes with a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation included with your purchase or visit the official Arebos website. For technical support, troubleshooting assistance, or spare parts, please contact Arebos customer service. Contact details can typically be found on the manufacturer's website or in your purchase documentation.





