1. Product Overview
The DREAME H12 Dual is a versatile 4-in-1 wet and dry upright vacuum cleaner designed for efficient multi-surface cleaning. It integrates vacuuming, mopping, and self-cleaning functions, featuring hot air drying for the brush roller.

Image: The DREAME H12 Dual Smart Wet Dry Upright Vacuum, showcasing its sleek design.
Key Features:
- 4-in-1 Cleaning: Vacuums and mops simultaneously for hard floors, and can be used for dry vacuuming carpets and other surfaces.
- One-Step Self-Cleaning with Hot Air Drying: Automatically cleans the brush roller and dries it with 131°F hot air in 30 minutes to prevent odors.
- Edge-to-Edge Cleaning: Enhanced dual-edged brush design effectively cleans along baseboards and into corners.
- Intelligent Mess Detection: Automatically adjusts suction power and water flow based on detected dirt levels.
- Voice Prompts: Provides real-time guidance and status updates during operation.
2. Package Contents
Before assembly, ensure all components are present in the package.

Image: A visual representation of all included accessories for the DREAME H12 Dual.
- Main Body
- Handle
- Charging Base
- Accessory Storage Mount
- Cleaning Brush
- Replacement Filter
- Spare Brush Roller
- Cleaning Solution
- Soft Roller Brush (for handheld mode)
- Crevice Nozzle (for handheld mode)
- Motorized Mini-Brush (for handheld mode)
- Extension Rod (for handheld mode)
- Storage Box
3. Setup and Assembly
3.1 Assembling the Main Unit
- Insert the handle into the main body until it clicks securely into place.
- Place the assembled unit onto the charging base.
3.2 Charging the Device
- Connect the power adapter to the charging base and plug it into a power outlet.
- Ensure the vacuum is correctly seated on the charging base. The display will indicate charging status.
- Fully charge the device before first use.
3.3 Filling the Clean Water Tank
- Remove the clean water tank from the main body.
- Open the tank cap and fill with clean water up to the MAX line. For enhanced cleaning, add the recommended amount of DREAME cleaning solution.
- Close the cap securely and reattach the tank to the main body.

Image: Illustration of the clean water tank (900 mL) and used water tank (700 mL) capacities, along with estimated runtimes.
4. Operating Instructions
4.1 Powering On/Off
Press the power button on the handle to turn the vacuum on or off.
4.2 Selecting Cleaning Modes
The DREAME H12 Dual offers multiple cleaning modes, typically including:
- Auto Mode: The vacuum intelligently detects mess levels and adjusts suction power and water flow automatically. Ideal for general wet and dry cleaning.
- Suction Mode: For vacuuming liquids or dry debris without dispensing water. Suitable for spills or dry vacuuming carpets.
Press the mode selection button on the handle to switch between modes. The display will show the current mode.

Image: Comparison showing the vacuum operating in Auto Mode for mixed debris and Suction Mode for liquid spills.
4.3 Using Handheld Mode (with accessories)
To use the vacuum as a handheld unit:
- Detach the main body from the floor brush assembly.
- Attach the extension rod and desired accessory (e.g., soft roller brush, crevice nozzle, motorized mini-brush) for cleaning furniture, upholstery, or tight spaces.
- Operate as a standard handheld vacuum.

Image: The DREAME H12 Dual demonstrating its versatility for hard floors, carpets, furniture, and sofa cleaning.
5. Maintenance
5.1 Self-Cleaning Cycle
After each use, or when prompted by the device, initiate the self-cleaning cycle:
- Place the vacuum on its charging base.
- Ensure the clean water tank has sufficient water.
- Press the self-cleaning button. The device will automatically rinse the brush roller and internal pathways.
- Upon completion, the hot air drying process will begin, drying the brush roller within approximately 30 minutes.

Image: The DREAME H12 Dual on its charging base, illustrating the one-press self-cleaning feature.

Image: Close-up of the brush roller undergoing automatic hot air drying at 131°F for 30 minutes.
5.2 Emptying and Cleaning the Used Water Tank
Empty the used water tank after each cleaning session. Remove the tank, open it, dispose of the dirty water, and rinse the tank thoroughly with clean water. Ensure the filter inside the tank is also cleaned.
5.3 Cleaning the Brush Roller
Even with self-cleaning, occasional manual cleaning of the brush roller may be necessary, especially if hair entanglement occurs.
- Turn off the vacuum and remove it from the charging base.
- Press the brush roller release button and remove the brush roller.
- Use the provided cleaning brush to remove any tangled hair or debris. Rinse the brush roller under running water if needed and allow it to air dry completely before reinstallation.

Image: Illustration showing how to remove and install the brush roller for cleaning.
5.4 Cleaning the HEPA Filter
The HEPA filter should be cleaned regularly to maintain optimal suction performance. Remove the filter, tap out any dust, and rinse it under running water. Ensure it is completely dry before reinserting.
6. Troubleshooting
If you encounter any issues with your DREAME H12 Dual, please refer to the following common solutions:
- No Power/Not Charging: Ensure the power adapter is securely connected to both the charging base and the wall outlet. Verify the vacuum is correctly seated on the charging base.
- Weak Suction: Check if the used water tank is full and needs emptying. Inspect the brush roller and air ducts for blockages. Clean the HEPA filter.
- Water Leakage: Ensure the clean water tank and used water tank are correctly installed and their caps are securely closed. Check for any cracks or damage to the tanks.
- Unpleasant Odor: Run the self-cleaning cycle. Ensure the used water tank is emptied and rinsed thoroughly after each use. Clean the brush roller and allow it to dry completely.
- Error Messages: The display may show specific error codes. Refer to the full user manual for detailed explanations of each code and corresponding solutions.
If the problem persists, please contact DREAME customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | DREAME |
| Model Name | H12 Dual |
| Model Number | HHV4_India |
| Special Feature | Wet/Dry |
| Filter Type | HEPA Filter |
| Surface Recommendation | Hard Floor |
| Power Source | Battery Powered |
| Voltage | 30 Volts |
| Included Components | Brush |
| Cordless | Yes |
| Item Weight | 9600 Grams |
| Wattage | 1200.00 W |
| Recommended Uses | Hard floors, tight spaces, hard-to-reach areas |
| Number of Power Levels | 2 |
| Indoor Outdoor Usage | Indoor |
| Item Dimensions (L x W x H) | 37L x 32W x 79H Centimeters |
| Control Method | Touch, Push Button |
| Runtime | Up to 35 minutes (Wet Dry Vacuum), Up to 60 minutes (Handheld Vacuum) |
8. Warranty and Support
8.1 Warranty Information
For warranty details, please refer to the warranty card included with your product or contact DREAME customer support. Extended warranty options may be available from authorized retailers.
8.2 Customer Support
For any queries, technical assistance, or service requests, please contact DREAME support:
- Email: Support.in@dreame.tech
- Contact Number: 18003093942
- Operating Hours: Monday to Saturday: 10:00 AM to 6:00 PM, Sunday: 10:00 AM to 4:00 PM

Image: Map showing DREAME service centers across India and contact details for support.







