shinic 20 inch Box Fan with Thermostat, 3-Speed Metal Frame Window Box Fan with Carry Handle & Non-Slip Feet, Auto Temperature Control Cooling Fan for Bedroom, Garage, Home Office, Basement

["【Smart Thermostat Auto On/Off】Set your desired temperature once, and this thermostat controlled fan automatically turns on when cooling is needed and shuts off to save energy. Perfect for maintaining consistent comfort in nurseries, living rooms, or dorms without constant adjustments.","【Stronger Airflow with 3 Speeds】Upgraded motor delivers nearly 30% more airflow than standard models, quickly cooling large spaces like workshops, gyms, or attics. Choose from three quiet speed settings—low for gentle breeze, medium for daily circulation, high for maximum cooling power.","【Heavy-Duty Metal Frame Construction】Unlike flimsy plastic alternatives, this reinforced steel frame fan offers superior durability and reduced vibration. Built to last through years of daily use in garages, basements, or job sites—stays stable even on high speed.","【Portable with Secure Non-Slip Feet】Built-in top handle lets you easily carry this floor fan from room to room—from a stuffy attic to a home office. Wide-set non-slip rubber feet keep it firmly in place on hardwood, tile, or carpet, preventing wobble or tip-overs.","【ETL Certified for Safety】Rigorously tested and ETL listed to meet U.S. safety standards. This 20 inch box fan operates with reliable, quiet performance you can trust in bedrooms, apartments, or anywhere indoor air circulation is needed."]