Then Enjoy Your Soft Moist Air. Use to Widely: Can be used for ultra-sonic mist devices, USB humidifier, perfume spray, aromatherapy spray and other mist devices. Package Included: 1/2/3/4 * Humidifier driver board Note: Transition: 1cm=10mm=0., 39inch., 1., Due to the light and screen difference, the item's color may be slightly different from the pictures., 2., Please allow 0., 5-2 cm differences due to manual measurement. Atomization Disc, 5V Module USB Humidifier Atomization Plate Circuit Board Atomization Module with Timing Switch for Home for Family Enhance your DIY projects with our compact DC5V Type-C Mini Humidifier DIY Kits, featuring a Mist Maker and Driver Circuit Board and 4 Fogger Atomization Film Atomizers for efficient and customizable moisture control Round ring plate, middle spray, 5um ultra-fine spray aperture, 740 ultra-dense spray holes. Surface of the sheet adopts an oxidation-resistant silver layer to protect the coating process, long life. Durable: Surface of the sheet adopts an oxidation-resistant silver layer to protect the coating process, long life. Description: 5V USB ultrasonic driver board. Eco-friendly: The circuit board using environmentally friendly electronic components. 100% brand new high-quality product, made of high-quality materials, compact in size, and easy to install. Microporous physicochemical tablets: fine mist... Feature: Low driving voltage, low power, low impedance, stable waveform, high conversion efficiency. 20mm Humidifier Driver Board With Timer 4 Pieces Mini USB Humidifier Module Kits Mist Maker Driver Circuit Board Fogger Atomization Film Atomizer Sheet Mini Oscillating - 502 5V Ultrasonic Mist Maker Driver Board With Atomizer Film