Introduction
This manual provides detailed instructions for the safe and effective use of your TMEHM Fireplace Flame Air Diffuser Humidifier, Model A4. Please read this manual thoroughly before operation and retain it for future reference.
Important Safety Information
Please observe the following safety guidelines:
- The maximum water capacity of the water tank is 150 milliliters. Do not exceed the maximum level mark, as it may affect the atomization effect.
- Use only clean water for the humidifier to prevent damage from impurities.
- Use only mild or water-soluble essential oils. Avoid corrosive or highly concentrated oils, which may damage internal components.
- A power adapter is not included. It is recommended to use an adapter with an output of 1A-2A. High-power adapters are prohibited to avoid potential damage.
- There are also physical buttons on the back of the device for control.
Product Overview
Familiarize yourself with the components of your humidifier:

Image: TMEHM Fireplace Flame Air Diffuser Humidifier with dimensions (10.3"L x 4"W x 3.8"H) and notes on quiet operation (approx. 30dB).
Setup Instructions
Follow these steps to set up your humidifier:
- Placement: Place the humidifier on a stable, flat surface.
- Power Connection: Connect the USB-C power cable to the device and a compatible 1A-2A power adapter (not included).
- Fill Water Tank: Carefully remove the top cover. Fill the 150ml water tank with clean water. Ensure the water level does not exceed the 'Max line' indicator.
- Add Essential Oil: Add 3-5 drops of your preferred essential oil into the water tank.
- Replace Cover: Securely place the top cover back onto the humidifier.

Image: Visual guide demonstrating the correct method for filling the water tank, avoiding the fan area.

Image: A hand carefully adding essential oil into the humidifier's water reservoir.
Operating Instructions
Your humidifier can be operated using the included remote control or the physical buttons on the device.
Remote Control Functions

Image: The humidifier and its remote control, detailing the functions of each button.
- Power On/Off: Press the power button (⏻) to turn the device on or off.
- Mist Control: Press the mist button (SSS) to activate or deactivate the mist function. Press again to cycle through mist light colors.
- Flame Light Control: Press the light button (☀) to change the flame light colors. The device features seven-color cycling, breathing mode, and single-color fixation.
- Timer Function: Press the timer button (◷) to set the operating time for 2, 4, or 5 hours. The device will automatically shut off when the timer expires or when water runs out.

Image: The humidifier showcasing its 7-color changing flame and mist effects.
Physical Button Controls
The device also has physical buttons on the back for control, offering similar functions to the remote.
Maintenance
Regular maintenance ensures optimal performance and longevity of your humidifier.
- Cleaning: Clean the water tank and mist outlet regularly to prevent mineral buildup and ensure proper mist diffusion. Use a soft cloth and mild detergent. Rinse thoroughly.
- Water Quality: Always use clean water. Distilled water is recommended to minimize mineral buildup.
- Essential Oil Residue: If using essential oils, clean the tank frequently to prevent oil residue buildup, which can affect performance.
Troubleshooting
If you encounter issues, refer to the following common problems and solutions:
- No Mist/Weak Mist:
- Check water level; refill if low.
- Ensure water level is not too high (above 'Max line'). If too much water, pour some out.
- Clean the mist outlet and ultrasonic plate for any blockages or mineral buildup.
- Ensure only water-soluble essential oils are used.
- Remote Control Not Responding:
- Check the remote control battery (1 LR44 battery required). Replace if necessary.
- Ensure the plastic insulation tab is removed from the remote's battery compartment.
- Try operating the device using the physical buttons on the back.
- Device Not Powering On:
- Verify the power cable is securely connected to both the device and a compatible 1A-2A power adapter.
- Ensure the power outlet is functional.
- Unusual Noise:
- A faint humming sound (approx. 30dB) may occasionally occur during misting. This is a normal part of the operation.
Specifications
| Parameter | Value |
|---|---|
| Product Model | TMEHM A4 |
| Spray Volume | 20-25ml/h |
| Water Tank Capacity | 150ml |
| Power Supply | Plug-in (Corded Electric) |
| Product Dimensions | 10.3"L x 4"W x 3.8"H |
| Product Weight | ~600g (12.8 ounces) |
| Shell Material | PP/ABS |
| Power Interface | USB-C |
| Power | ≤5W |
| Working Current | 5.0A-1.0A |
| Special Feature | Imitation Fireplace Light Display, Remote Control, Auto Shutoff |
| Material Type Free | BPA Free |
Warranty and Support
For any questions or concerns regarding your TMEHM product, please contact the seller 'TMEHM' through your order page or by clicking on 'TMEHM' on the product page. Our support team aims to respond within 24 hours.