Latest Nebulizer Technology - The portable air nebulizer uses the latest mesh technology to create fine mist particles for easy absorption, providing you with instant relief. Easy to Use and Clean - When there is no liquid, it will automatically shut down. Self-cleaning before or after use. Mainly used for the treatment of various upper respiratory tract diseases. Independent Components: Independent nebulizer components, easy to clean, one-button disassembly, easy to clean and disinfect, and avoid infection. Automatic Shutdown: It automatically shuts down after there is no liquid in the cup or insufficient voltage. Power Configuration: Two types of power supplies, convenient for home travel, use two AA alkaline batteries or use a USB power extension cable New