This O2COOL clip-on fan is the perfect accessory for staying cool on-the-go. With battery operation, you can take it anywhere and the convenient clip design allows for easy attachment to strollers, desks, and more. The compact size (4 inches) makes it ideal for a variety of situations, whether you're at home, in the office, or traveling. The fan features multiple speed settings to customize your airflow and the O2COOL brand ensures quality and durability. Don't let the heat get you down – stay comfortable and refreshed with this convenient and portable clip-on fan.