Upgrade your DIY humidifier or fog-making project with this versatile humidifier module DIY kit Designed for hobbyists, makers, and repair technicians, this kit provides a stable and efficient ultrasonic nebulizing solution for a wide range of small appliances Ultrasonic Nebulizer Mist Driver Circuit Board: High-frequency nebulizing technology creates fine, uniform mist for humidifiers, aroma diffusers, and fog effects Nebulizing Control Board: Integrated control circuit ensures reliable mist generation with stable performance and low noise operation 6 Nozzle Interface Design: Equipped with a 6-nozzle interface to connect multiple mist heads, increasing mist output to meet different application needs Due to different batches, there may be differences in product appearance and printed text, which will not affect use Color: Yellow Material: PCB Package Contents: 1*Humidifier Module Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.