Product Overview
The Gavigain USB Cup Warmer and Cooler is a versatile device designed to maintain the temperature of your beverages. It offers both heating and cooling functions, powered conveniently via a USB connection. Its compact and portable design makes it suitable for various environments, including office desks, bedside tables, and vehicles.
- USB Quick Cooling: Provides rapid cooling for beverages, ideal for keeping drinks cold.
- Cold and Hot Dual Use: Functions as both a warmer to keep drinks hot and a cooler to keep them cold.
- Cosmetics Refrigeration: Can also be used to maintain an ideal temperature for certain cosmetics.
- USB Powered Convenience: Operates by plugging into any standard USB interface, such as a computer port or phone charger.
- Compact and Portable: Small size allows for easy transport and use in various locations.
Setup Instructions
- Unpack the Device: Carefully remove the USB Cup Warmer and Cooler from its packaging.
- Placement: Place the device on a flat, stable, and dry surface, ensuring adequate ventilation around the fan vent.
- Connect Power: Insert the USB cable into a compatible USB power source. This can be a computer USB port, a USB wall adapter (not included), or a portable power bank. Ensure the power source provides sufficient output for optimal performance.

Image: The Gavigain USB Cup Warmer and Cooler, showing its compact design and integrated USB cable for power connection.
Operating Instructions
The device features a simple switch for selecting between heating and cooling modes.
- Prepare Your Beverage: Place your desired beverage container directly onto the metal cooling/heating plate of the device. For best results, use cups or cans with a flat bottom to ensure maximum contact with the plate. Metal containers generally transfer temperature more efficiently than ceramic or glass.
- Select Mode: Locate the switch on the side of the device.
- Slide the switch to the 'COLD' position to activate the cooling function.
- Slide the switch to the 'HOT' position to activate the warming function.
- Power Off: When not in use, slide the switch to the 'OFF' (middle) position to conserve energy and prevent accidental operation.

Image: A soda can placed on the device, illustrating the cooling function with condensation visible.

Image: A cup of coffee on the device, demonstrating the warming function with steam rising.

Image: Illustration of suitable cup types, emphasizing the use of flat-bottomed containers for optimal contact.

Image: A detailed view of the 'COLD', 'OFF', and 'HOT' switch, along with the fan vent for heat dissipation.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your device.
- Cleaning: Before cleaning, always unplug the device from its power source. Wipe the surface of the device and the metal plate with a soft, damp cloth. Do not use abrasive cleaners, solvents, or immerse the device in water.
- Fan Vent: Periodically check the fan vent for dust or debris accumulation. Gently clean with a soft brush or compressed air to ensure proper airflow and prevent overheating.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | No power, loose USB connection, faulty USB port/adapter. | Ensure the USB cable is securely plugged into both the device and a working USB power source. Try a different USB port or adapter. |
| Not heating/cooling effectively. | Poor contact with beverage container, unsuitable container material, fan vent obstructed. | Ensure the beverage container has a flat bottom and makes full contact with the metal plate. Use metal cups for better thermal transfer. Check that the fan vent is clear of obstructions. |
| Excessive condensation during cooling. | Normal operation in humid environments. | This is normal. Wipe away condensation with a cloth as needed. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | Gavigain39u0ohtny5 |
| Product Dimensions | 5.5"L x 3.5"W x 1.4"H (140mm x 90mm x 35mm) |
| Item Weight | 0.45 Kilograms (15.7 ounces) |
| Wattage | 2500 Milliwatts |
| Maximum Heating Temperature | 45 Degrees Celsius (113 Degrees Fahrenheit) |
| Material | Acrylonitrile Butadiene Styrene (ABS), Stainless Steel |
| Color | Black |
| Power Source | Corded Electric (USB Powered) |

Image: Diagram illustrating the product dimensions: 140mm (5.5in) length, 90mm (3.5in) width, and 35mm (1.4in) height.
Warranty Information
This product is covered by a standard manufacturer's warranty. Please refer to the product packaging or contact the retailer for specific warranty terms and conditions. Keep your purchase receipt as proof of purchase for any warranty claims.
Customer Support
For any questions, technical assistance, or support regarding your Gavigain USB Cup Warmer and Cooler, please contact the retailer or manufacturer directly. Contact information can typically be found on the product packaging or the official brand website.