Car diffuser humidifier with aromatherapy function, 300ml per hour ultrasonic humidification, 12V USB-powered aluminium alloy unit with negative ion generation, operates at 36-45dB for car, home, or office use in black or dark grey
12V USB Car Humidifier and Aromatherapy Diffuser with 300ml/Hour Output

This compact aluminium alloy unit serves as a dual-purpose car humidifier and aromatherapy diffuser, designed for environments where air quality and humidity are a concern. Powered via a standard 12V USB connection, it draws only 5W of power, making it compatible with most car sockets and USB power adapters for flexible placement in vehicles, on desktops, or in bedrooms. The core function is ultrasonic humidification, which disperses a fine mist at a rate of 300 millilitres per hour to counteract dry air. An integrated negative ion generator works alongside this process. With an operational noise range of 36 to 45 decibels, it provides its functions without being disruptive, and it is available in a choice of black or dark grey finishes to suit different interiors.
Features and Construction

This product combines several air management technologies into a single, portable unit. Its construction and specifications are geared towards practical, multi-location use, from the car dashboard to the office desk.
Material and Build
The main housing of the diffuser is made from aluminium alloy, a material chosen for its balance of light weight and structural durability. This construction helps the unit withstand the variable conditions of a car interior, such as temperature fluctuations. It incorporates a water protection system, a practical feature that helps manage spills or condensation. The finish options are black and dark grey, providing two neutral colourways that can blend with most car interiors or room decors.
Size and Practical Fit
The unit has a stated capacity of less than one litre, confirming its compact and space-efficient design. This size makes it easy to position on a car centre console, a bedside table, or a desk without occupying significant space. Its 12V USB power requirement is a key practical feature, as it allows for connection to ubiquitous car power sockets or standard USB wall chargers and power banks, offering great placement flexibility beyond just the vehicle.
Uses and Placement

The combination of humidification and aromatherapy diffusion supports a range of uses in different settings. Its low power draw and connection options make it adaptable for both mobile and static applications.
Event or Professional Use
For professional settings like small offices, treatment rooms, or reception areas, the unit can help manage air dryness, which is common with air conditioning or heating systems. The optional use of aromatherapy oils allows for the creation of a specific ambient scent. The quiet operation, between 36 and 45dB, ensures it does not disturb conversations or concentration, making it suitable for environments where low background noise is important.
Everyday Home Use
In the home, it functions effectively as a bedroom humidifier or a compact living room diffuser. The 300ml per hour output is sufficient to improve humidity levels in a moderate-sized room. Using it in a car addresses the specific dry air often experienced during prolonged use of the vehicle's climate control system. The negative ion function is promoted as part of the air purification effect, which the source states covers particulate matter in spaces up to 200 cubic metres per hour.
Benefits and Buying Value

The value of this product lies in its multi-environment functionality and focused performance based on its stated specifications. It consolidates two common air care needs into one appliance.
Reuse and Low Maintenance
The aluminium alloy body is straightforward to clean externally with a dry cloth. The water protection system is a practical inclusion for managing the humidification process. As a reusable appliance, it simply requires periodic refilling with water and occasional cleaning, avoiding the ongoing cost and waste associated with disposable air fresheners or single-use products.
Why Choose This Product
This unit is a relevant choice for someone seeking a humidifier and diffuser specifically designed for low-power, flexible locations. The concrete specifications—300ml/hour humidification, 12V/5W USB power, 36-45dB noise level, and aluminium alloy build—provide clear, measurable expectations. It addresses the practical need for improved air moisture and optional fragrance in spaces like cars, where standard mains-powered units are not suitable, as well as offering a compact solution for home and office desks.


