Introduction
Welcome to the instruction manual for your LectroFan EVO White Noise Machine. This guide provides essential information for setting up, operating, and maintaining your device to ensure optimal performance and a peaceful sound environment. The LectroFan EVO is designed to help you achieve better sleep, relaxation, and focus by masking disruptive noises with its unique, non-looping sounds.
Safety Information
- Keep out of reach of children.
- Use only the provided USB power adapter.
- Do not expose the device to water or excessive moisture.
- Avoid disassembling the device; refer servicing to qualified personnel.
Package Contents
Your LectroFan EVO package should include:
- LectroFan EVO White Noise Machine
- USB Power Adapter
- USB Cable
Setup
- Plug the USB cable (included) into the LectroFan EVO and connect it to the provided USB power adapter.
- Plug the power adapter into a standard electrical outlet.

Operating Instructions
Power On/Off
- Press the power button (located on the top panel) to turn on the device.
- To turn off the device, press and hold the power button for 3 seconds.
Sound Selection
The LectroFan EVO offers 22 non-looping sounds, including 10 fan sounds, 10 white noise variations, and 2 synthesized ocean and surf sounds.
- Use the '+' and '-' buttons (located on the top panel) to cycle through the available sounds.
- The device will play the selected sound continuously until turned off or a sleep timer is activated.

Volume Control
Adjust the volume with precision to effectively mask disruptive noise.
- Use the volume up and down buttons (speaker icons on the top panel) to adjust the sound level.
- Volume can be adjusted in 1 dB increments, offering a range from a whisper to a loud roar.

Sleep Timer
The sleep timer allows the device to automatically turn off after a set duration.
- Press and hold the timer button (clock icon on the top panel) for 3 seconds to activate the sleep timer.
- Cycle through the available timer settings: 30, 60, or 90 minutes. The indicator light will show the selected duration.
- The device will automatically power off once the timer expires.
Headphone Jack
For private listening, connect headphones to the 3.5mm headphone jack located on the side of the device.

Maintenance
- To clean the device, wipe it with a soft, dry cloth.
- Do not use liquid cleaners or aerosol sprays.
- Ensure the device is unplugged before cleaning.
Troubleshooting
No Sound
- Ensure the device is properly plugged into a power source and turned on.
- Check the volume level and increase it if necessary.
- If using headphones, ensure they are fully plugged in and functioning correctly.
Device Not Turning On
- Verify that the USB cable and power adapter are securely connected and receiving power from the outlet.
- Try using a different power outlet.
Specifications
- Model Number: ASM1020-WW
- Item Weight: 12.8 ounces
- Product Dimensions: 4.7 x 4.7 x 3.3 inches
- Power Source: Corded Electric (USB-powered)
- Material: Acrylonitrile Butadiene Styrene (ABS), Plastic
- Color: White
- Sounds: 22 non-looping fan, white noise, and ocean variations
Warranty and Support
For warranty information or technical support, please refer to the official LectroFan website or contact Adaptive Sound Technologies customer service. Keep your purchase receipt for warranty claims.
Online Support: Visit the LectroFan Store on Amazon







