1. Introduction
Thank you for choosing the YKYI P8-B Cordless Vacuum Cleaner. This manual provides essential information for the safe operation, maintenance, and troubleshooting of your new appliance. Please read it thoroughly before use and retain it for future reference.

Figure 1: The YKYI P8-B Cordless Vacuum Cleaner demonstrating its flexible cleaning capabilities under furniture.
2. Important Safety Instructions
To reduce the risk of fire, electric shock, or injury, always follow basic safety precautions when using your vacuum cleaner:
- Read all instructions before using the appliance.
- Do not use outdoors or on wet surfaces.
- Do not allow to be used as a toy. Close attention is necessary when used by or near children.
- Use only as described in this manual. Use only manufacturer’s recommended attachments.
- Do not use with damaged cord or plug. If appliance is not working as it should, has been dropped, damaged, left outdoors, or dropped into water, return it to a service center.
- Do not pull or carry by cord, use cord as a handle, close a door on cord, or pull cord around sharp edges. Do not run appliance over cord. Keep cord away from heated surfaces.
- Do not unplug by pulling on cord. To unplug, grasp the plug, not the cord.
- Do not handle plug or appliance with wet hands.
- Do not put any object into openings. Do not use with any opening blocked; keep free of dust, lint, hair, and anything that may reduce air flow.
- Keep hair, loose clothing, fingers, and all parts of body away from openings and moving parts.
- Do not pick up anything that is burning or smoking, such as cigarettes, matches, or hot ashes.
- Do not use to pick up flammable or combustible liquids, such as gasoline, or use in areas where they may be present.
- Do not pick up toxic material (e.g., chlorine bleach, ammonia, drain cleaner).
- Do not use without dust cup and/or filters in place.
- Turn off all controls before unplugging.
- Use extra care when cleaning on stairs.
- Do not charge the unit outdoors.
- Prevent unintentional starting. Ensure the switch is in the off-position before picking up or carrying the appliance.
3. Package Contents
Verify that all components are present and in good condition:
- Main Unit *1
- Charger *1
- LED Floor Brush Assembly *1
- Telescopic Pole *1
- Cleaning Brush *1
- 2-in-1 Combination Brush *1
- Filter Hepa *2
- Rechargeable Wall Mount *1
- Manual *1

Figure 2: All included accessories and main components of the YKYI P8-B vacuum cleaner.
4. Assembly
Follow these steps to assemble your vacuum cleaner:
- Attach the Telescopic Pole: Insert the telescopic pole into the main unit until it clicks securely into place.
- Attach the Floor Brush: Connect the LED floor brush assembly to the other end of the telescopic pole, ensuring it locks firmly.
- Install the Battery: Align the battery pack with the slot on the main unit and slide it in until it clicks.
For detailed visual instructions on assembly and battery installation, please refer to the following video:
Video 1: Unboxing and initial assembly of a YKYI Cordless Vacuum. This video demonstrates how to connect the main components and install the battery pack.
5. Charging the Battery
Your YKYI P8-B vacuum cleaner is powered by a removable and rechargeable battery. For optimal performance, fully charge the battery before first use.
- Direct Charging: Connect the charger directly to the battery pack.
- Wall-Mounted Charging: Install the provided wall mount in a convenient location near a power outlet. The vacuum can be stored and charged simultaneously on the wall mount.
A full charge takes approximately 4 hours and provides up to 50 minutes of runtime in Eco Mode.

Figure 3: Wall-mounted charging and storage solution for the YKYI P8-B vacuum.
6. Operating Your Vacuum Cleaner
The YKYI P8-B offers versatile cleaning with multiple modes and attachments.
Power On/Off and Suction Modes
- Power On/Off: Press the power button on the main unit to turn the vacuum on or off.
- Eco Mode: Provides gentle, quiet suction (≤65dB) for daily cleaning tasks, offering up to 50 minutes of runtime.
- Turbo Mode: Delivers maximum 40KPa suction for stubborn messes like pet hair and embedded dirt.
The LED display shows battery level, floor brush wrapping status, suction level, and air duct blockage alerts.

Figure 4: The intuitive LED display provides real-time information during operation.
Using Attachments
The vacuum's foldable design and various attachments allow for versatile cleaning:
- LED Floor Brush: Features integrated LED lights to illuminate dust and debris on dark floors. The anti-hair wrap brush roll prevents tangles and adjusts height for different floor types.
- Handheld Mode: Detach the main unit from the telescopic pole for quick handheld cleaning.
- 2-in-1 Combination Brush: Ideal for cleaning delicate surfaces like bookshelves or upholstery.
- Crevice Tool: Perfect for reaching tight spaces, sofa gaps, and car interiors.

Figure 5: Versatile cleaning with the YKYI P8-B, adapting to different surfaces and hard-to-reach areas.
Video 2: Demonstration of the YKYI vacuum's powerful suction and ease of use in various home cleaning scenarios.
7. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your vacuum cleaner.
Emptying the Dust Cup
The 1L dust cup can be emptied with a single push, avoiding direct contact with dirt.
- Position the dust cup over a trash bin.
- Press the release button to open the bottom flap and empty the contents.
- Close the flap securely after emptying.
Cleaning Filters
The 6-stage H13-grade HEPA filtration system traps 99.97% of fine particles. The HEPA filter is washable and reusable.
- Twist and pull to remove the filter assembly from the dust cup.
- Rinse the HEPA filter and metal mesh filter under running water.
- Allow all filter components to air-dry completely for at least 24 hours before reinstallation. Do not use a dryer or direct heat.
- Reassemble the filters and place them back into the dust cup.

Figure 6: Steps for cleaning the dust cup and filters.
Cleaning the Brush Roll
The anti-hair wrap brush roll minimizes tangles, but occasional cleaning may be necessary.
- Turn off the vacuum and detach the floor brush.
- Use a coin or screwdriver to unlock the brush roll cover.
- Remove the brush roll and clear any tangled hair or debris.
- Reinsert the brush roll and secure the cover.
8. Troubleshooting
If you encounter issues with your vacuum cleaner, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum does not turn on | Battery is not charged or not properly installed. | Charge the battery fully. Ensure the battery pack is securely clicked into place. |
| Low suction power | Dust cup is full. Filter is clogged. Brush roll is tangled. Air duct is blocked. | Empty the dust cup. Clean or replace the filters. Remove tangled hair from the brush roll. Check and clear any blockages in the air duct. |
| Brush roll not rotating | Brush roll is tangled or jammed. Floor brush is not properly attached. | Clear any obstructions from the brush roll. Ensure the floor brush is securely connected to the telescopic pole. |
| Short runtime | Battery not fully charged. Using Turbo Mode continuously. Battery life degradation. | Fully charge the battery. Use Eco Mode for longer cleaning sessions. If battery life is significantly reduced, consider replacing the battery pack. |
9. Specifications
- Model: P8-B
- Brand: YKYI
- Suction Power: Up to 40KPa (Turbo Mode)
- Motor Power: 450W
- Battery: 6x2500mAh Lithium (50-Min Runtime)
- Charging Time: 4 hours
- Dust Cup Capacity: 1 Liter
- Filtration System: 6-stage H13 HEPA
- Special Features: Foldable Design, LED Display, LED Headlights, Anti-Hair Wrap Brush Roll
- Weight: 2.89 kg
- Material: Aluminum, Plastic, Stainless Steel
10. Warranty and Support
Your YKYI P8-B Cordless Vacuum Cleaner comes with a 2-year warranty, ensuring worry-free use. For any questions, technical support, or warranty claims, please contact YKYI customer service through the retailer where the product was purchased or visit the official YKYI website.
Please retain your proof of purchase for warranty validation.