Important Safety Information
Read all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.
- Always wear eye protection and hearing protection when operating the leaf blower.
- Do not operate the blower in wet conditions or rain.
- Keep children and bystanders away while operating the tool.
- Ensure the battery is fully charged before use and cool before charging.
- Use only SEYVUM recommended batteries and chargers.
- Inspect the blower for damage before each use. Do not use if damaged.
- Avoid directing the air stream at people or pets.
Product Overview
The SEYVUM 20V Cordless Leaf Blower (Model LB8189) is designed for efficient lawn and garden cleaning. It features a powerful copper motor, two variable speeds, and a lightweight, detachable design for easy handling and storage. The blower comes with two 2.0Ah lithium-ion batteries and a fast charger, providing ample runtime for various tasks.

Image: The SEYVUM Leaf Blower, showcasing the main unit, two 20V lithium-ion batteries, and the detachable nozzle.
Included Components
The package includes all necessary components for immediate use:
- SEYVUM Cordless Leaf Blower Unit
- 2 x 2.0Ah Lithium-ion Batteries
- Fast Charger
- Concentrator Nozzle
- Extension Nozzle (two sections)
- User Manual (this document)

Image: A complete view of the SEYVUM Cordless Blower package contents, including the blower, batteries, charger, nozzles, and manual.
Setup and Assembly
Follow these steps to assemble your SEYVUM Leaf Blower before first use:
- Attach the Blower Tube: Align the grooves on the blower tube with the corresponding slots on the main blower unit. Push and twist until it locks securely into place. For extended reach, connect the two sections of the tube together before attaching to the blower unit.
- Install the Battery: Ensure the battery is charged. Slide the battery pack into the battery slot on the blower handle until it clicks into place. A firm click indicates it is properly seated.
- Charging the Battery: Connect the charger to a power outlet. Insert the battery into the charger. The indicator lights on the battery will show the charging status. Allow approximately 2 hours for a full charge. Ensure the battery is cool before charging.

Image: Visual guide demonstrating the three steps for assembling the leaf blower: attaching the tube sections and inserting the battery.
Operating Instructions
The SEYVUM Leaf Blower is designed for ease of use. Follow these instructions for optimal performance:
Powering On and Off
- To turn on the blower, press and hold the power trigger.
- To turn off the blower, release the power trigger.
Adjusting Speed
The blower features two variable speed settings to suit different cleaning needs:
- Speed 1 (Low): Provides up to 70 MPH airflow, ideal for light debris and delicate areas. This setting offers up to 70 minutes of runtime.
- Speed 2 (High): Provides up to 150 MPH airflow, suitable for heavier debris and larger areas. This setting offers up to 25 minutes of runtime.
Use the speed adjustment switch located on the handle to toggle between Speed 1 and Speed 2.

Image: A close-up of the leaf blower's speed control switch, illustrating the two settings for 70 MPH (low) and 150 MPH (high) airflow.
Battery Indicator
The battery packs are equipped with a power indicator. Press the button on the battery to check the remaining charge. The LED lights will illuminate to show the battery level.

Image: Two SEYVUM 20V Lithium-ion batteries, one connected to a charger, with a finger pressing the power indicator button to show the charge level.
Recommended Usage
The SEYVUM Leaf Blower is ideal for various light to medium-duty tasks:
- Clearing leaves and debris from patios, driveways, and sidewalks.
- Cleaning garden beds and small lawn areas.
- Blowing dust and light debris from workshops, garages, and car surfaces.
- Assisting with outdoor activities like camping and grilling by clearing ash or debris.

Image: The SEYVUM Leaf Blower being used in two different scenarios: clearing debris around a grill and blowing small rocks on a paved surface.

Image: A person using the SEYVUM Leaf Blower to clear small yellow debris from the hood of a white car, demonstrating its versatility.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your SEYVUM Leaf Blower.
- Cleaning: After each use, wipe down the exterior of the blower with a clean, damp cloth. Remove any debris from the air intake vents to prevent overheating. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the blower in a dry, cool place, away from direct sunlight and moisture. Detach the battery pack from the blower when not in use for extended periods. The detachable tube design allows for compact storage.
- Battery Care: Store batteries in a cool, dry place. Do not store fully discharged batteries. Charge them periodically if not used for a long time to maintain battery health.
Troubleshooting
If you encounter issues with your SEYVUM Leaf Blower, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Blower does not start. | Battery not charged or not properly installed. | Ensure battery is fully charged and securely clicked into place. |
| Reduced airflow. | Air intake vents are blocked or tube is not fully attached. | Clear any debris from vents. Ensure blower tube is securely attached. |
| Short runtime. | Battery not fully charged or operating on high speed continuously. | Fully charge battery before use. Use low speed for longer runtime. Consider using the second battery. |
| Blower stops unexpectedly. | Overload protection activated (e.g., motor overheating). | Turn off the blower, remove the battery, and allow the unit to cool down before resuming operation. |
If the problem persists after trying these solutions, please contact SEYVUM customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | SEYVUM |
| Model Name | LB8189 |
| Color | Lemon Green |
| Power Source | Battery Powered |
| Voltage | 20 Volts |
| Maximum Speed | 150 Miles per Hour (MPH) |
| Included Components | Blower Unit, 2 x 2.0Ah Batteries, Charger, Concentrator Nozzle, Extension Nozzle, Warranty Card |
| Special Features | Adjustable Speed, Adjustable Tube Length, Compact Design, Lightweight, Overload Protection |
| Product Dimensions (L x W x H) | 15.15"L x 5.9"W x 7.67"H |
| Item Weight | 5.26 pounds |
| Batteries Required | 2 Lithium Ion batteries (included) |
Warranty and Support
SEYVUM stands behind the quality of its products. This SEYVUM Leaf Blower (Model LB8189) comes with an 18-month promise from the date of purchase, covering manufacturing defects.

Image: An illustration of the SEYVUM Cordless Blower's components, prominently featuring an "18 MONTH PROMISE" seal, indicating the product's warranty period.
For warranty claims, technical support, or any questions regarding your product, please contact SEYVUM customer service. Refer to the warranty card included in your package for specific contact details or visit the official SEYVUM website.
We are committed to delivering superior customer experiences.
Important Note on Videos
While the product listing indicates the presence of videos, specific video URLs with creator type and preview information were not provided in the data. Therefore, no videos could be embedded in this manual as per the instructions.

