Introduction
This instruction manual provides essential information for the safe and efficient operation of your Rovin 45L Portable Trolley Fridge/Freezer, model GH2232. Please read this manual thoroughly before using the appliance and retain it for future reference.
Safety Information
Always observe the following safety precautions to prevent injury or damage to the appliance:
- Ensure the power supply matches the voltage requirements of the unit (12/24V DC or 240V AC via adapter).
- Do not immerse the unit in water or expose it to excessive moisture.
- Keep ventilation openings clear of obstructions to ensure proper airflow.
- Do not use electrical appliances inside the storage compartments unless they are of the type recommended by the manufacturer.
- Avoid touching cold surfaces with wet hands to prevent frostbite.
- Disconnect power before cleaning or performing 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.
Product Overview
The Rovin 45L Portable Trolley Fridge/Freezer is designed for versatile cooling and freezing, featuring a robust build and convenient portability.

Figure 1: Front view of the Rovin 45L Portable Trolley Fridge/Freezer with lid closed, showcasing its compact design and integrated wheels and handle for easy transport.
Key Features:
- High Efficiency Cooling: Capable of reaching temperatures as low as -20°C.
- Dual Power Input: Compatible with 12V/24V DC and 240V AC (adapter included).
- Smartphone App Control: Manage settings remotely via a dedicated app.
- Portable Design: Equipped with a trolley handle and wheels for easy mobility.
- Battery Port & Solar Input: Supports external battery packs and solar charging (sold separately).

Figure 2: Top view of the fridge/freezer with the lid open, revealing the spacious 45-liter interior compartments suitable for both refrigeration and freezing.
Setup
- Unpacking: Carefully remove the fridge/freezer from its packaging. Inspect for any shipping damage.
- Placement: Place the unit on a flat, stable surface. Ensure adequate ventilation around the unit, leaving at least 10cm of space on all sides. Avoid direct sunlight or heat sources.
- Initial Cleaning: Before first use, wipe the interior and exterior with a damp cloth and mild detergent. Dry thoroughly.
- Power Connection:
- 240V AC Home Use: Connect the included 240V adapter to the unit's AC input, then plug it into a standard wall outlet.
- 12V/24V DC Vehicle Use: Connect the DC power cable to the unit's DC input, then plug it into your vehicle's 12V or 24V power socket (cigarette lighter outlet).
- Pre-cooling: For optimal performance, it is recommended to pre-cool the fridge/freezer for at least 30 minutes before loading items.
Operating Instructions
Control Panel Operation:

Figure 3: Close-up view of the control panel located on the lid, featuring temperature display and control buttons for easy adjustment.
- Power Button: Press and hold to turn the unit ON/OFF.
- Temperature Adjustment: Use the '+' and '-' buttons to set the desired temperature. The display will show the current internal temperature.
- Mode Selection: Some models may have an ECO/MAX mode button. ECO mode conserves power, while MAX mode provides faster cooling.
- Battery Protection: The unit features a multi-level battery protection system to prevent excessive discharge of your vehicle's battery. This can usually be adjusted via the control panel or app.
Smartphone App Control:
The Rovin 45L Fridge/Freezer can be controlled via a smartphone application. Refer to the separate app instruction guide or the manufacturer's website for detailed pairing and operation instructions. The app typically allows for:
- Remote temperature setting and monitoring.
- Battery voltage display.
- Mode switching (ECO/MAX).
- Error code display.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your fridge/freezer.
- Cleaning:
- Disconnect power before cleaning.
- Clean the interior with a soft cloth dampened with warm water and a mild, non-abrasive detergent.
- Wipe the exterior with a damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Ensure the unit is completely dry before reconnecting power.
- Ventilation: Periodically check and clean the ventilation grilles to ensure they are free from dust and debris. A clogged vent can reduce cooling efficiency.
- Storage: When not in use for extended periods, ensure the unit is clean and dry. Leave the lid slightly ajar to prevent odors and mold growth. Store in a dry, well-ventilated area.
Troubleshooting
If you encounter issues with your fridge/freezer, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit not turning on | No power supply; loose connection; blown fuse; low battery voltage (DC). | Check power cable connection; ensure power outlet/vehicle socket is active; check vehicle fuse; recharge vehicle battery or adjust battery protection setting. |
| Insufficient cooling | Lid not closed properly; overloaded; poor ventilation; ambient temperature too high; ECO mode active. | Ensure lid is sealed; do not overfill; clear ventilation openings; move to a cooler area; switch to MAX mode. |
| Unusual noise | Unit not level; fan obstruction; compressor issue. | Place on a level surface; check for debris near fan; if noise persists, contact support. |
| Displaying error code | Specific internal fault. | Refer to the app or manufacturer's website for specific error code meanings and solutions. |
If the problem persists after attempting these solutions, please contact customer support.
Specifications
Detailed technical specifications for the Rovin 45L Portable Trolley Fridge/Freezer (Model: GH2232):

Figure 4: Diagram showing the external dimensions of the Rovin 45L Portable Trolley Fridge/Freezer: 26.9cm (Depth) x 40.8cm (Width) x 30.9cm (Height).
- Model: GH2232
- Brand: ROVIN
- Capacity: 45 Litres
- Freezer Capacity: 45 Litres (can function as a full freezer)
- Temperature Range: Down to -20°C
- Power Input: 12V/24V DC, 240V AC (via adapter)
- Installation Type: Freestanding
- Product Dimensions (D x W x H): 26.9 cm x 40.8 cm x 30.9 cm
- Special Feature: Portable, Smartphone App Control, Battery Port, Solar Input
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your purchase or visit the official ROVIN website. Keep your proof of purchase for warranty claims.
Contact Information: Please refer to the contact details provided on your purchase receipt or the manufacturer's official website for the most up-to-date support channels.





