1. Introduction
This manual provides essential instructions for the safe and efficient use, assembly, operation, and maintenance of your Deerma VC20 Pro Cordless Vacuum Cleaner. Please read this manual thoroughly before first use and retain it for future reference.
Safety Instructions
- Ensure the voltage specified on the charger matches your local power supply before charging.
- Do not use the vacuum cleaner to pick up water, flammable liquids, hot ashes, or sharp objects.
- Keep hair, loose clothing, fingers, and all parts of the body away from openings and moving parts.
- Do not operate the vacuum cleaner without the dust cup and filters properly installed.
- Store the vacuum cleaner in a dry place when not in use.
- 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.
2. Product Components
Familiarize yourself with the main components of your Deerma VC20 Pro Cordless Vacuum Cleaner.

Image: The Deerma VC20 Pro Cordless Vacuum Cleaner in its full upright configuration, showing the main motor unit, extension wand, and floor brush.
- Main Motor Unit: Contains the motor, dust cup, and battery.
- Extension Wand: Connects the main unit to the floor brush for upright cleaning.
- Floor Brush: Designed for cleaning various floor types.
- Crevice Tool: Ideal for narrow spaces and corners.
- Dusting Brush: Suitable for cleaning delicate surfaces and upholstery.
- Charger: For recharging the vacuum's battery.

Image: The main motor unit configured as a handheld vacuum, with the crevice tool attached for detailed cleaning.

Image: A detailed view of the crevice tool, designed for reaching tight spaces.

Image: A detailed view of the dusting brush accessory, featuring soft bristles for delicate surfaces.
3. Assembly
Follow these steps to assemble your Deerma VC20 Pro Cordless Vacuum Cleaner.
- Attach the Extension Wand: Insert the extension wand into the main motor unit until it clicks securely into place.
- Attach the Floor Brush: Connect the floor brush to the other end of the extension wand, ensuring it locks firmly.
- Install Accessories (Optional): For handheld use, detach the extension wand and directly attach the crevice tool or dusting brush to the main motor unit.

Image: The fully assembled Deerma VC20 Pro Cordless Vacuum Cleaner standing upright, ready for use or storage.
4. Charging the Battery
Before first use, fully charge the vacuum cleaner's battery. Subsequent charges should also be completed until the battery indicator shows full.
- Locate the charging port on the main motor unit.
- Connect the charger to the charging port.
- Plug the charger into a power outlet.
- The battery indicator lights will show the charging status. Unplug the charger once charging is complete.
5. Operation
Operating your Deerma VC20 Pro is straightforward. Ensure the battery is charged and the dust cup is empty before starting.
Power On/Off
- Press the power button on the main motor unit to turn the vacuum cleaner on.
- Press the power button again to turn it off.
Cleaning Modes
The vacuum cleaner may feature different suction modes. Refer to the specific markings on your device for mode selection, typically indicated by a button near the power switch.

Image: A person demonstrating the use of the Deerma VC20 Pro to clean scattered debris on a hard floor surface.
Using Attachments
- Floor Brush: Use for general cleaning on carpets, rugs, and hard floors. The motorized brush roll helps agitate dirt.
- Crevice Tool: Attach directly to the main unit or extension wand for cleaning tight corners, edges, and between cushions.
- Dusting Brush: Attach for cleaning delicate surfaces like shelves, keyboards, or upholstery.

Image: A close-up view of the vacuum's brush head in action, effectively collecting small particles from the floor.
6. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your vacuum cleaner.
Emptying the Dust Cup
- Ensure the vacuum cleaner is turned off.
- Press the dust cup release button to detach it from the main unit.
- Open the dust cup lid and empty the contents into a waste bin.
- Close the dust cup lid and reattach the dust cup to the main unit until it clicks.
Cleaning Filters
The Deerma VC20 Pro uses a cartridge filter system. Clean filters regularly to maintain suction power.
- Remove the dust cup as described above.
- Carefully remove the filter assembly from the dust cup.
- Tap the filter gently to remove loose dust. If washable, rinse under cold running water until the water runs clear.
- Allow the filter to air dry completely for at least 24 hours before reassembling. Do not use a dryer or direct heat.
- Reinsert the dry filter assembly into the dust cup and reattach the dust cup to the main unit.
Cleaning the Brush Roll
- Turn off the vacuum cleaner and disconnect it from any power source.
- Flip the floor brush over to access the brush roll.
- Use scissors or a brush to remove any tangled hair, threads, or debris from the brush roll.
- Ensure the brush roll spins freely after cleaning.
7. Troubleshooting
If you encounter issues with your Deerma VC20 Pro, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum does not turn on | Battery is not charged Power button malfunction | Charge the battery fully Contact customer support |
| Low suction power | Dust cup is full Filter is clogged Brush roll is tangled Hose/nozzle is blocked | Empty the dust cup Clean or replace the filter Clean the brush roll Check for and remove blockages |
| Brush roll not spinning | Tangled debris Brush roll motor issue | Clean the brush roll Contact customer support |
| Short runtime | Battery not fully charged Battery degradation | Ensure full charge Contact customer support for battery replacement |
8. Specifications
Technical details for the Deerma VC20 Pro Cordless Vacuum Cleaner.
| Feature | Detail |
|---|---|
| Brand | Deerma |
| Model Number | 6955578037290 |
| Color | Black |
| Product Dimensions (L x W x H) | 10 x 50 x 48 cm |
| Capacity | 1 Litre |
| Power | 3600 |
| Voltage | 220V |
| Noise Level | 44 Decibels |
| Runtime | 22 minutes |
| Special Feature | Cordless |
| Item Weight | 2 Kilograms |
| Filter Type | Cartridge |
| Surface Recommendation | Carpet, Upholstery, Hard floor |
| Power Source | Battery Powered |
| Included Components | 1 package (Main unit, extension wand, floor brush, crevice tool, dusting brush, charger) |
| Battery | 1 Lithium-ion battery required |
9. Warranty and Support
For warranty information or technical support, please refer to the documentation included with your purchase or contact Deerma customer service directly. Specific warranty terms may vary by region and retailer.
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