DC5V Humidifier USB Spray Module

The DC 5V USB Humidifier Spray Module is a compact ultrasonic mist-generating circuit designed for DIY humidifiers, aroma diffusers, and portable misting devices. It uses high-frequency ultrasonic vibration to convert water into fine mist without heating, making it energy-efficient and safe. Powered directly via a 5 V USB supply, this module is ideal for small-scale humidification and smart home or personal care applications.

Technical Specifications:

• Operating voltage: DC 5 V
• Power supply: USB (Micro-USB)
• Atomization method: Ultrasonic vibration
• Atomizer disc: Piezoelectric ceramic plate
• Working current: Approx. 300–500 mA
• Mist type: Cool mist
• Control: On-board control circuitry
• Connector: JST connector for atomizer disc
• PCB material: FR-4
• Size: Compact, portable form factor

Features:

• Works on standard 5 V USB power
• Produces fine and consistent cool mist
• Low power consumption
• Silent operation (no fan, no heat)
• Compact PCB design for easy integration
• Replaceable ultrasonic atomizer disc
• Safe for continuous use
• Ideal for DIY and embedded applications

Applications:

• USB humidifiers
• Aroma diffusers
• Mini air humidification systems
• Smart home DIY projects
• Portable mist generators
• Desk humidifiers

IoT-based environmental control systems