KODEN commercial fan, AC power supply. - Brand: KODEN - Power Source: AC power - Power Cable: Included - Design: Stand type - 35cm blade diameter, aluminum 3-blade, screw fixed - Up and down 220-degree air flow mechanism - Stepless wind speed adjustment - Floating charging (can charge while in use) - Waterproof function (when battery-powered / IPX4: protection against water spray) - Built-in lithium battery - Built-in battery: Dedicated battery pack (Li-ion 25.2V 2.25Ah) - For air circulation in schools, stores, and factories - For insect control at store entrances - For heatstroke prevention in gymnasiums and sports gyms! Thank you for viewing.