The SMARTDEVIL Desk Fan is a sleek black portable desk fan that operates quietly at 50 dB. Powered by a 5-volt USB source, this plastic fan offers three-speed settings for customized airflow. Weighing 255g, this unit is designed for easy use on a desktop table. Perfect for improving air quality and circulation in a home or office, this SMARTDEVIL desk fan is a practical and stylish addition to any workspace.