Product features: 1. Consumes 1.3 kWh per hour, provides ventilation and cooling for environments between 100-150 square meters; 2. LCD display with 1 or 12-speed frequency conversion adjustment, equipped with overvoltage/undervoltage protection, phase loss protection, low water protection, automatic/manual cleaning, and automatic on/off functions; 3. Copper core motor with cast iron casing, high weight ratio ensures stable and reliable start-up and operation; 4. Three low-noise nylon blades suitable for places with lower noise requirements, nine nylon blades provide large airflow and high wind pressure, direct air delivery up to 20-25 meters, ducted air delivery up to 25-30 meters; 5. High-efficiency evaporative cooling pads with good cooling effect, plastic edge protection exte