Ultra-Fine Mist for Fast Relief: Advanced mesh technology produces ≤4µm particles for gentle, soothing moisture. Adjustable modes offer gentle or strong mist, ideal for adults, kids, and elderly Smart LED Display with Self-Cleaning Function: Easily track session time, battery status, and mist level. Hold the button 5 seconds to activate auto-cleaning mode for 5-minute residue flush and clog prevention USB-C Rechargeable & Travel-Ready Design: Compact and lightweight, fits in your pocket or bag. The built-in battery lasts up to 3 hours, supporting treatment anytime—at home, office, or on the go Silent Operation for Day or Night Use: Engineered with ≤20dB whisper-quiet chips, perfect for undisturbed treatments during work, sleep, or in public spaces like offices and libraries Family-Friendly and Easy to Use: Designed for all ages with an ergonomic shape and simple one-button control, it’s the ideal solution for maintaining comfort during seasonal transitions or daily routines Portable Nebulizer for Adults & Kids - Ultra-Fine Mist, Adjustable Modes, Silent Operation - USB-C Rechargeable Travel Mesh Nebulizer Spacer OTC