If particles are to be removed, Add 2 to 3 drops of vinegar and 3 to 6 ml of water to the atomizer and atomize the solution completely. Plugging in is not useful for AA batteries. Press the first button for light mode, press the second button for strong mode, and press the third button for off mode. Portable please install two AA batteries, Plug in the power please choose 5V/1A charging head, connect our data cable, the machine can be used. 【Easy to Clean and Maintain】: Our nebulizer feature removable parts that are easy to clean and sterilize, ensuring optimal performance and hygiene. Whether you're at home, at work, or traveling, you can have your respiratory care at your fingertips. concentration is too high, viscosity must be less than 3). 【Effective Atomization】: Our nebulizer effectively converts liquids into a fine mist with particles less than 5μm and a flow rate of ≥ 0.2 ml/min, experience unparalleled respiratory relief with our nebulizer. How Do You Use Inhalers and Nebulizers Lightweight and compact, the DUKUANGGT nebulizer is easily carried, making it perfect for on-the-go use by both adults and children, ensuring health convenience... Features: OOTDTY Perfect for many arts, crfats and hobby projects. Create the perfect gift. box with lid and is for ideal for chip carving and woodburning Vocal Steamer For Singers Portable Inhaler Cup Universal Nebulizer Spacer Mist Storage Tank Atomizer Asthma Spacer Chamber Children Adult Medical Device Compact Nebulizer For Adults I don't know how to charge it. Why is it plugged in but not working? Please remove the medicine cup and reinstall it. Why doesn't the spray work well and the mist gets smaller after a while? Battery is dead. Why is the output of the nebulizer so low? Insufficient medicine in the Nebulizer or The nebulizer is not held in an upright position;The solution used is not suitable for the nozzle (e.g. If you hear a click, the installation has been successful. Replace the battery or connect the power supply unit and try again; particles on the mesh are blocking the output and need to be cleaned.