This O2 COOL Deluxe Necklace Fan is an excellent addition to your home. The battery-powered fan has a quiet operation and comes with a switch for easy control. The fan has a purple color, measuring 5 inches in height and 3 inches in depth.

The fan is made of plastic and has a single blade. It has an Energy Star rating of 10 stars and operates on one speed. The fan is designed to be mounted on the neck and has a diameter of 3 inches. This fan is perfect for indoor air quality and is a great way to beat the heat.