- Highly efficient 5V USB fog maker driver board with low drive voltage, low power consumption, stable waveform and high conversion efficiency for reliable performance and energy saving. - Premium atomisation plate: round ring atomiser plate produces a medium spray jet with ultra-fine 5 um spray opening and 740 ultra-dense spray holes for efficient and precise atomization. - Durable and long lasting: the atomisation film is coated with an oxidation resistant silver layer, ensuring long service life and protecting the coating process to enhance longevity of the atomiser plate. - Environmentally friendly components: the humidifier driver board uses environmentally friendly electronic components to promote sustainability and reduce environmental impact. - Compatibility and integration: designed for 5V USB power, suitable for integration into small USB powered humidifiers or fog devices. - Practical use scenarios: - In a USB powered personal humidifier or small fog device for home or office, delivering energy efficient operation. - In DIY fog projects or prototypes that require reliable, low power fog generation powered by a USB power bank or USB adapter. - In classroom demonstrations or compact stage props where stable fog output and long component life are important.