Our new line of Energy Smart™ air circulators includes the 723DC. Combining our classic style with a more-powerful airflow (up to 100'), the brushless DC motor uses up to 80% less energy, bringing modern efficiency to the home. A return to variable speed puts you in precise control of your environment, and our signature Vortex Action creates whole-room circulation, keeping the entire room cool and comfortable. We're proud that the 723DC is designed, engineered and assembled in the USA. And with our 10-year satisfaction guarantee, these DC circulators will keep you comfortable for years (and years) to come.  Whole room circulation Moves air up to 100 feet Up to 80% more energy-efficient More powerful airflow Precise control—variable speed Ultra-quiet operation 10-year satisfaction guarantee 60 watts 24VDC 18.2Lx16.3Wx18.2"H 11.12 lbs. Features: Cooling Voice Activation: No Voltage (volts): 24v Maximum Temp (f): 86 Degrees F Control Types: Infinite Switch Knob Country of Origin: Made in US