What You Will Receive: This package includes 3 ionic air purifiers (as shown in the picture) designed to help reduce odors such as pet odors, laundry odors, garbage odors, and dirt. Suitable for home or travel use, these purifiers help create a clean and comfortable living environment. Convenient to Use: The negative ion generator features a plug-in design and is operated with a single button. An indicator light shows when the device is active, making the ionizer easy and convenient for everyday use. Good Performance: The air purifier operates for 2 hours and then automatically pauses for 20 minutes before resuming operation. It functions quietly while releasing 20 million ions to help purify the air, contributing to a healthier indoor environment. Applicable Occasions: This negative ion air purifier is suitable for use in various spaces such as the living room, bedroom, study room, kitchen, bathroom, office, hotel, shop, café, gym, basement, pet area, children's room, nursery, and hallways. Ideal for households with children and parents, it helps support a restful sleep environment. Compact and Portable: Measuring approximately 4 x 2.5 x 11.3 cm (1.57 x 0.98 x 4.4 inches), this compact air purifier is easy to carry in a bag during travel, outdoor activities, or car use, without occupying much space.