1. Introduction
Thank you for choosing the DEVOAC N300 Cordless Vacuum Cleaner. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new vacuum cleaner. The DEVOAC N300 is a versatile 6-in-1 lightweight stick vacuum designed for daily household cleaning, offering powerful suction with two modes, a 2200mAh battery for up to 40 minutes of runtime, and a 5-stage filtration system.

Image: The DEVOAC N300 Cordless Vacuum Cleaner being used in a home setting, highlighting its pet-friendly design.
2. Safety Instructions
Please read all safety warnings and instructions before using this appliance to prevent electric shock, fire, and/or serious injury.
- 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 or corners. 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 without dust cup and/or filters in place.
- Turn off all controls before unplugging.
- Use extra care when cleaning on stairs.
- Do not use to pick up flammable or combustible liquids, such as gasoline, or use in areas where they may be present.
- Store the appliance indoors.
3. Included Components
Your DEVOAC N300 package includes the following items:
- 1x Main Motor
- 1x Motorized Floor Brush
- 1x Retractable Metal Tube
- 1x 2-in-1 Brush
- 1x Long Crevice Tool
- 2x Sponge Filters (one pre-installed in the vacuum)
- 1x Wall Mount Kit
- 1x Roller Cleaning Gadget
- 1x Power Adapter
- 1x User Manual
- 1x Quick Start Guide

Image: A visual representation of all parts included with the DEVOAC N300 Cordless Vacuum Cleaner, including the main unit, extension tube, floor brush, and various accessories.
4. Setup and Assembly
4.1 Assembling the Vacuum
- Attach the Retractable Metal Tube: Insert the retractable metal tube into the main motor unit until it clicks securely into place.
- Attach the Motorized Floor Brush: Connect the motorized floor brush to the other end of the retractable metal tube. Ensure it clicks firmly.
- Handheld Configuration: For handheld use, detach the retractable metal tube and directly attach desired accessories (e.g., crevice tool, 2-in-1 brush) to the main motor unit.
4.2 Charging the Battery
The DEVOAC N300 is equipped with a 2200mAh rechargeable battery. For optimal performance, fully charge the vacuum before first use.
- Connect the power adapter to the charging port on the main motor unit.
- Plug the adapter into a wall outlet.
- The battery indicator lights on the main unit will illuminate to show charging status. A full charge typically takes 4-5 hours.
- The battery level display will show 30%, 60%, or 100% charge.

Image: An illustration of the vacuum's battery and its runtime capabilities, indicating 40 minutes in Eco Mode and 25 minutes in Max Mode, with a 4-5 hour charging time.
4.3 Wall Mount Installation
The included wall mount kit allows for convenient storage. Follow the instructions provided with the wall mount kit for proper installation.
Video: A demonstration of the DEVOAC N300 vacuum cleaner, showcasing its assembly and various features.
5. Operating Instructions
5.1 Power On/Off and Suction Modes
- Press the power button to turn the vacuum on or off.
- The vacuum features two suction modes: Standard Mode and Max Mode. Press the mode button to switch between these settings based on your cleaning needs.

Image: The DEVOAC N300 vacuum cleaner illustrating its deep cleaning capability with two distinct suction modes, effective on various debris like dust, hair, nuts, and cat litter.
5.2 Cleaning Different Surfaces
The DEVOAC N300 is suitable for multiple surfaces:
- Hard Floors: Use the motorized floor brush for efficient cleaning of hardwood, tile, and marble surfaces.
- Low-Pile Carpets and Rugs: The motorized floor brush is also effective on low-pile carpets and rugs.
- Pet Hair: The powerful suction and specialized brush design are effective at capturing pet hair.

Image: The DEVOAC N300 vacuum cleaner demonstrating its multi-surface cleaning capabilities on marble, low-pile carpet, and hardwood floors.
5.3 Using Attachments
- Motorized Floor Brush: Ideal for general floor cleaning, including under furniture due to its flexible design.
- Long Crevice Tool: Perfect for reaching tight spaces, corners, sofa crevices, and car interiors.
- 2-in-1 Brush: Use for upholstery, curtains, mattresses, and pet beds.

Image: The DEVOAC N300 in handheld mode with the long crevice tool, effectively cleaning debris from a sofa.
5.4 LED Motorized Brush Head
The motorized brush head features built-in LED lights to illuminate dark areas, making hidden dust and debris visible under beds or behind furniture.

Image: The DEVOAC N300's LED lights on the motorized brush head revealing dust in a dimly lit area, demonstrating its ability to clean 'no blind cleaning areas'.
5.5 Self-Standing Design
The vacuum is designed to stand upright on its own, allowing for convenient pauses during cleaning without needing to lean it against a wall or lay it down. This feature is particularly useful in kitchens, closets, garages, or dorm rooms.

Image: The DEVOAC N300 Cordless Vacuum Cleaner standing independently, showcasing its self-standing feature for easy storage and breaks during cleaning.
6. Maintenance
6.1 Emptying the Dust Cup
The dust cup has a 0.8-liter capacity and features a one-touch release mechanism for easy and hygienic emptying.
- Ensure the vacuum is turned off.
- Locate the dust cup release button, typically near the bottom of the main motor unit.
- Press the button to open the dust cup and empty its contents into a trash bin.
- Close the dust cup securely until it clicks.

Image: A user demonstrating the one-touch dust cup emptying feature of the DEVOAC N300, highlighting its hands-free and easy operation.
6.2 Cleaning and Replacing Filters
The DEVOAC N300 utilizes a 5-stage filtration system with foam filters to trap 99.99% of dust and allergens. Regular cleaning and replacement of filters are crucial for maintaining optimal suction and air quality.
- Remove the filters from the dust cup.
- Tap off loose dirt or rinse the filters with water. Ensure filters are completely dry before reinserting.
- Replace filters as needed. Two extra sponge filters are included.
6.3 Cleaning the Motorized Brush Head
The V-shaped anti-tangle floor brush is designed to minimize hair tangles, but occasional cleaning may be necessary.
- Turn off and unplug the vacuum.
- Detach the motorized floor brush.
- Use the included roller cleaning gadget to remove any tangled hair or debris from the brush roll.
- Ensure the brush roll spins freely before reattaching.

Image: A detailed view of the DEVOAC N300's V-shaped anti-tangle floor brush, designed to prevent hair from wrapping around the roller.
7. Troubleshooting
If you encounter any issues with your DEVOAC N300, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum does not turn on | Battery is depleted; Power button not pressed correctly | Charge the battery; Ensure the power button is fully pressed. |
| Reduced suction power | Dust cup is full; Filters are clogged; Brush roll is obstructed | Empty the dust cup; Clean or replace filters; Remove obstructions from the brush roll. |
| Battery not charging | Power adapter not connected; Outlet not working; Damaged adapter | Ensure adapter is securely connected; Test outlet with another device; Contact support for a replacement adapter. |
| Brush roll not spinning | Obstruction in brush roll; Brush roll not properly installed | Remove any tangled hair or debris; Reinstall the brush roll correctly. |
8. Specifications
- Brand: DEVOAC
- Model Name: DEVOAC N3P
- Special Feature: 2200mAh Rechargeable Battery & Up to 40mins Runtime, 3.9lb Ultra-lightweight, 6 IN 1 Versatile Use Vacuum, Powerful Suction & 2 Adjustable Suction Modes
- Filter Type: Foam
- Is Cordless?: Yes
- Capacity: 0.8 Liters
- Recommended Uses: Stick Vacuum & Handheld Vacuum & Hard Floor Vacuum & Carpet Cleaner Vacuum & Pet Vacuum & Upright Vacuum, Cordless, Battery Powered, Portable
- Form Factor: Stick
- Color: Blue
- Product Dimensions: 17"L x 11"W x 7.1"H
- Battery Life: 40 minutes
- Number of Speeds: 2
- Item Weight: 6.42 pounds
- Batteries: 1 12V batteries required (included)
9. Warranty and Support
DEVOAC is committed to providing high-quality products and customer satisfaction. Your DEVOAC N300 Cordless Vacuum Cleaner comes with the following:
- 1-Year Warranty: Enjoy peace of mind with a 1-year warranty covering manufacturing defects.
- 30-Day Quick Return: If you are not satisfied with your purchase, you may return it within 30 days.
- Professional Support Team: Access to a dedicated team for assistance with product inquiries or issues.
- Email & Phone Support: English language support is available via email and phone.
For further assistance, please refer to the contact information provided in your Quick Start Guide or visit the official DEVOAC website.