Package Includes – Comes with 3 white plug-in negative ion air purifiers, perfect for eliminating unpleasant odors like pet smells, laundry odors, garbage, and more—ideal for both home and travel use. One-Button Operation – Features a plug-in power supply and simple one-button on/off control with a working indicator light, making it user-friendly and convenient for daily use. Efficient & Quiet – Automatically operates in a 2-hour cycle with a 10-minute pause in between, quietly releasing 20 million negative ions to effectively purify the air and maintain a clean, healthy environment. Wide Application – Suitable for use in bedrooms, living rooms, kitchens, bathrooms, offices, gyms, cafes, hotels, basements, pet rooms, nurseries, and more—perfect for families, especially moms and kids. Compact & Travel-Friendly – Lightweight and portable design makes it easy to use at home or take on the go, ensuring fresh air wherever you are.