The Treva 5" Fan is a compact and versatile portable fan suitable for any indoor room. With a round shape and a 5-inch diameter, this fan operates on USB, battery, or electric power sources. It features two speeds and an adjustable tilt/head for customizable airflow. The sleek grey plastic design with a matte finish adds a modern touch to your home decor. Compatible with ADT Pulse and Bluetooth for added convenience, this mini fan by O2 COOL offers quiet operation and adjustable height for optimal comfort.