What You Will Receive: The package includes 3 white ionic air purifiers for home use, designed to reduce 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 operates via power plug-in, featuring a simple one-button on/off switch and a working indicator light. This ionizer air purifier is easy to operate for everyday use. Good Performance: After operating for 2 hours, the device automatically pauses for 20 minutes before resuming operation. It quietly releases 20 million negative ions to help purify the air, supporting a healthy indoor environment. Applicable Occasions: This negative ion air purifier is suitable for living rooms, bedrooms, kitchens, bathrooms, offices, hotels, shops, cafes, gyms, basements, pet areas, children's rooms, nurseries, and hallways. 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 small and easy to carry in a bag while traveling, commuting, or driving without occupying much space.