
Do you have a question about the Levoit Core 400S and is the answer not in the manual?
| Weight | 11 lbs / 5 kg |
|---|---|
| Smart Features | Yes |
| Coverage Area | 403 sq. ft. |
| Filter Type | True HEPA Filter, Activated Carbon Filter |
| Noise Level | 24-52 dB |
| Voice Control | Yes |
| App Control | Yes |
| Filter Life | 6-8 months |
| Voltage | 120V |
General safety guidelines for operating the air purifier, including usage restrictions and environmental considerations.
Instructions for safe placement and use of the power cord to prevent hazards like tripping or overheating.
Information on the air purifier's compliance with EMF standards and safe usage based on scientific evidence.
Explains the functions of the On/Off button, Wi-Fi indicator, and other control buttons for purifier operation.
Details the Air Quality Indicator Rings and the Fan Speed Button for monitoring air quality and adjusting fan settings.
Covers Sleep Mode, Auto Mode, Timer, Display Off, and Display Lock buttons for managing purifier modes and screen settings.
Instructions for resetting the Check Filter Indicator after filter maintenance.
Guidance on connecting the smart air purifier to Amazon Alexa or Google Assistant via the VeSync app.
Describes how Sleep Mode operates quietly with a reduced fan speed and how to manage the display.
Explains how Auto Mode uses the AirSight sensor to adjust fan speed based on detected air quality.
Details the PM2.5 display, its measurement units, and the Air Quality Indicator Chart.
Instructions for setting and managing the timer for automatic shut-off.
How to turn off the display and lock settings to prevent accidental changes.
Explains Standby Mode and how the purifier remembers settings when unplugged or turned off.
Overview of remote control, air quality updates, schedules, and filter replacement information via the VeSync app.
Describes the Pre-Filter's role in capturing large particles and protecting the main filter.
Details the H13 True HEPA filter's efficiency in capturing fine airborne particles and allergens.
Explains the Custom High-Efficiency Activated Carbon Filter's ability to adsorb odors, smoke, and VOCs.
Defines CADR and its significance in measuring air purifier performance and room coverage.
Explains ACH as a measure of how many times the air in a room is purified per hour.
Advises on humidity levels and warns against using essential oils with the purifier.
Instructions for cleaning the outside of the air purifier with a soft cloth.
Guidance on cleaning the removable pre-filter to maintain its efficiency and extend filter life.
Information on the Check Filter Indicator light and how to reset it after filter replacement.
Advises on when to replace the filter and signs indicating replacement is needed.
Instructions for cleaning the AirSight Plus Laser Dust Sensor to ensure accurate air quality readings.
Step-by-step guide on how to replace the air purifier filter.
Recommendations for storing the air purifier during extended periods of non-use to prevent damage.
Solutions for when the air purifier does not turn on or respond to button presses.
Troubleshooting steps for decreased airflow, unusual noise, and strange smells from the air purifier.
Solutions for poor air quality, filter indicator staying on, or not turning on as expected.
Explains persistent red or blue air quality indicators and potential causes like sensor issues or ultrasonic humidifiers.
Guidance for troubleshooting and resolving the 'E1' error code, often related to motor malfunction.
Steps to resolve connectivity issues between the air purifier and the VeSync mobile application.
Solutions for when the air purifier appears offline in the VeSync app, including checking power and network.











