LARGE 11.1 GALLON WATER TANK - The 42-liter water tank holds 11.1 gallons, allowing you to run the cooler for up to 14 hours on a single fill at the lowest water consumption rate, ideal for continuous cooling in living rooms, workshops, or garages. HIGH 2060.1 CFM AIRFLOW - With an airflow volume of 2060.1 CFM, this evaporative cooler delivers powerful, consistent air circulation across areas from 215.3 to 322.9 square feet, quickly lowering the ambient temperature and improving comfort in medium to large rooms. THREE SPEEDS AND THREE OPERATING MODES - Choose from 3 fan speeds to fine-tune the breeze intensity, and switch between 3 modes (Normal, Nature, and Sleep) to match your activity or time of day, with Sleep mode gradually reducing speed for undisturbed rest. CONVENIENT SWING, TIMER, AND REMOTE CONTROL - The oscillation function distributes cool air evenly throughout the room, while the built-in 12-hour timer allows you to set automatic shut-off; the included remote control lets you adjust all settings from across the room without getting up. EASY MOBILITY WITH SMOOTH CASTERS - Equipped with four heavy-duty casters, the unit can be effortlessly rolled from room to room, allowing you to enjoy cool air wherever you need it most, whether in the bedroom, patio, or home office. ENERGY-EFFICIENT 120W MOTOR - Consuming only 120 watts of power, this air cooler provides effective cooling at a fraction of the energy cost of traditional air conditioners, making it an economical and eco-friendly choice for long-term use while keeping your electricity bills low.