USB Donut Humidifier | Mini Portable Ultrasonic Air Humidifier | DC 5V USB Powered | ABS + PVC | 50 × 50 × 20mm

The USB Donut Humidifier is a compact and portable ultrasonic mist humidifier designed to improve air quality by adding moisture to dry indoor environments. Its unique donut-shaped design makes it an attractive addition to desks, bedrooms, offices, cars, and workspaces while providing efficient and quiet humidification.

Powered through a standard USB port, this humidifier operates from power banks, laptops, desktop computers, USB adapters, and other USB power sources. Constructed from high-quality ABS and PVC materials, it is lightweight, durable, and suitable for daily use.

Its compact dimensions make it easy to carry in a bag or backpack, making it an ideal companion for travel, office work, study tables, and personal spaces. The low-noise ultrasonic operation creates a fine mist that helps maintain comfortable humidity levels for improved comfort.

Specifications

Key Features

• Compact donut-shaped portable humidifier
• USB-powered for convenient operation
• Fine ultrasonic mist generation
• Quiet and energy-efficient performance
• Durable ABS and PVC construction
• Small and lightweight design
• Easy to carry and store
• Compatible with power banks, laptops, and USB adapters
• Suitable for desktops, offices, bedrooms, and cars
• Simple plug-and-use operation

Applications

• Home humidification
• Office desk use
• Bedroom air moisture
• Study table
• Car interior
• Travel accessory
• Workspace humidity control
• Indoor dry air relief
• Personal desktop humidifier
• Gift for home and office users