Vornado 143 Whole Room Tower Air Circulator Fan, 29" Vornado's signature V-Flow Technology provides complete circulation of all the air in a room 3 speed settings with remote control and energy saving timer with 1, 2, 4 and 8 hour intervals Powerful motor produces higher volume of air movement and pushes air up to 60 feet Unique crosscut outlet create a wide span of constant airflow, eliminating the need for a wobbly oscillating base Whisper-quiet operation and backed by a 5-year limited warranty Built to meet U.S. voltage requirements. Certified, safety-tested, and warrantied for use only in the U.S.