The 530 Vornado air circulator uses signature energy efficient Vortex Action to move air up to 65 feet, providing whole room air circulation. More powerful than an 18" commercial fan! Its compact size makes it ideal for use in an office, dorm room, or cubical. Available with a 3-speed control. Evens room temperature, eliminating hot and cold spots. Use 530 all year long for added comfort and energy savings in every season. 5-year limited warranty.