GMC - Portable 1.2L Dehumidifier - Compact, Silent & Energy Efficient

Struggling with damp air, musty smells, or excess moisture in small spaces?

Our portable dehumidifier is designed to quietly and efficiently remove moisture from the air-creating a healthier, more comfortable environment in minutes. Perfect for SMALL bedrooms, bathrooms, cupboards, wardrobes, offices, and caravans, this compact unit delivers powerful performance without noise or bulk.

Why Choose This Portable Dehumidifier?

• Powerful Moisture Removal
• Removes up to 300ml of moisture per day, helping to prevent:
• Mould & mildew
• Condensation
• Musty odours
• Damp air discomfort

Enjoy peace and quiet with advanced thermo-electric Peltier technology:

• Ideal for small bedrooms, offices and confined spaces
• No loud compressor noise
• Energy Efficient - Only 25W

Keep your space dry without high electricity bills:

• Low power consumption
• Eco-friendly operation
• Cost-effective daily use
• Smart Climate Display

Stay in control with real-time monitoring:

• Displays temperature & humidity levels
• Easy-to-read digital interface
• One-touch operation
• Compact & Space-Saving Design

Designed for tight spaces where traditional units won't fit:

• Fits easily in small cupboards, small bathrooms, and desks
• Lightweight & portable
• Modern, minimal aesthetic
• Customisable Ambient Lighting

Set the mood while improving your air:

• Multiple LED colour options
• Soft ambient glow
• Perfect for bedrooms or relaxation spaces
• Automatic Shut-Off Protection

No spills, no stress:

• Automatically turns off when tank is full
• Indicator light alerts you
• Safe for overnight use
• Easy-Clean 1.2L Water Tank

Simple maintenance, hassle-free use:

• Large 1.2L capacity tank
• Easy to remove and clean
• Visible water level indicator
• Perfect For Small Spaces

This unit is specifically designed for compact areas (10-15m ):

• Small Cupboards & wardrobes
• Small Bathrooms & laundry rooms
• Small Bedrooms & offices
• Caravans & small living areas

Note: This unit is designed for small spaces. For larger rooms or heavy damp environments, explore our full range of dehumidifiers, including 2L, 12L, 25L, and commercial 50L & 90L models.

Product Specifications

• Auto-stop function: Yes
• Capacity: Approximately 300ml per day (at 25 , 85% relative humidity)
• Cooling element: Thermo-electric Peltier module
• Color: White
• Coverage area: 10-15m
• Decibel rating: 35dB
• Fan: Brushless motor
• Material: ABS
• Minimum working environment: Temperature: Above 15 Humidity: Above 40% relative humidity
• Optimum working environment: Temperature: 25 Humidity: Above 85% relative humidity
• Packed dimensions: 178mm (L) × 167mm (W) × 294mm (H)
• Unpacked dimensions: 145mm (L) × 135mm (W) × 255mm (H)
• Voltage and power: DC 12V, 30W
• Water tank capacity: 1.2 Liters
• Weight (packed): 1.2kg
• Weight (unpacked): 1.5kg

Using advanced Peltier technology, the unit draws in humid air, condenses the moisture, and collects it in the water tank-leaving behind fresh, dry air.

When To Use: Best results in:

• Humid environments
• Bathrooms after showers
• Closed cupboards or wardrobes
• Small enclosed living spaces

NOTE : Performance may reduce below 15 C and is not effective below 5 C.

Frequently Asked Questions

What is the moisture removal capacity of this dehumidifier?

This unit removes up to 300ml of moisture per day under optimal conditions (25 C and 85% relative humidity), making it ideal for small enclosed spaces.

What size area is this dehumidifier suitable for? It is designed for small spaces between 10-15m , such as:

• Cupboards & wardrobes
• Bathrooms
• Bedrooms
• Offices
• Caravans

How does the Auto Shut-Off function work?

The unit will automatically switch off when the water tank is full to prevent overflow. An indicator light will alert you when it needs to be emptied.

How quiet is the dehumidifier?

It operates at approximately 25-35dB, which is quieter than a typical library-perfect for bedrooms, offices, or nighttime use.

How energy efficient is this unit?

This dehumidifier uses only 25-30W of power, making it an energy-efficient and cost-effective solution for everyday use.

What is the water tank capacity?

The unit features a 1.2-litre removable water tank, allowing for longer operation before needing to empty.

How do I clean and maintain the unit?

Maintenance is simple: Empty and rinse the water tank regularly. Wipe down the exterior with a soft cloth. Ensure airflow vents are kept clear

Does this dehumidifier display humidity and temperature?

Yes, it includes a real-time digital display showing both humidity and temperature levels for easy monitoring.

Can I leave the dehumidifier running overnight?

Yes, thanks to its quiet operation and automatic shut-off, it is safe and ideal for overnight use.

Does the unit have different lighting options?

Yes, it features customisable ambient LED lighting with multiple colour options, perfect for creating a comfortable atmosphere.

What type of technology does this dehumidifier use? It uses thermo-electric Peltier technology, which means:

• No compressor
• Quiet operation
• Compact design

What are the ideal operating conditions? For best performance:

• Temperature: Above 15 C
• Humidity: Above 40% RH
• Optimal: 25 C and high humidity levels

Can this dehumidifier be used in large rooms?

This unit is specifically designed for small spaces. For larger rooms or heavy moisture environments, we recommend exploring the GMC range of higher-capacity dehumidifiers (2L-90L models).

Is this dehumidifier suitable for very cold environments?

Performance may reduce below 15 C, and the unit is not designed to operate effectively below 5 C.

Does this product come with a warranty?

Yes, this product includes a 2-year warranty, giving you peace of mind and confidence in your purchase.

Still unsure? Get in touch with the GMC Aircon team-we're always happy to help you choose the perfect solution.

What's in the box
1 x GMCDH03 Portable Dehumidifier
1 X Power Adapter
1 X User Manual
1 X Removable Water Tank

Disclaimer
PLEASE NOTE: This product is not intended to compensate for diagnosis, treatment, cure, or mitigation of medical conditions. If you or a family member are experiencing any health-related problem, you should obtain medical advice from a certified health professional as this device may be harmful to your health. You are therefore advised to use this product with caution.