What You Will Receive: The package includes 3 white ionic air purifiers for home use, designed to reduce bad odors such as pet smells, laundry odors, and rubbish odors. Ideal for use at home or on the go, helping to maintain a clean and comfortable living environment. Convenient to Use: The negative ion generator is powered by plugging in, featuring a one-button on/off switch and a working indicator. This ionizer air purifier is simple and convenient for everyday use. Good Performance: After operating for 2 hours, the air purifier automatically pauses for 20 minutes before resuming operation. It quietly releases 20 million negative ions to help purify the air, supporting a healthy and safe indoor environment. Applicable Occasions: This negative ion air purifier is suitable for living rooms, bedrooms, kitchens, bathrooms, offices, hotels, shops, cafes, gyms, basements, pet rooms, children's rooms, nurseries, and hallways. Ideal for use in homes, it may help promote better sleep. Compact and Portable: The air purifier measures approximately 4 x 2.5 x 11.3 cm (1.57 x 0.98 x 4.4 inches), making it easy to carry in a bag during travel, commutes, or drives, without occupying much space.