The O2COOL Deluxe Neck Fan is a portable personal fan that operates on AA batteries, making it convenient for outdoor use. Its sleek rectangular shape and matte white finish add a stylish touch to its functionality. With a simple switch control style, this fan offers hands-free operation with a centrifugal blade orientation for optimal airflow. Perfect for any room or outdoor activities, this mini fan from O2 COOL is a practical and energy-efficient option for keeping cool in the summer months.