Water Supplement - The built-in water supplement feature ensures continuous moisture supply, keeping your environment humidified. 1200mAh Battery - Equipped with a 1200mAh battery, this fan humidifier offers long-lasting performance without frequent charging. Four Gear Settings - Adjustable four gear settings let you customize the fan speed according to your preference, providing personalized comfort. Digital Display - The digital display feature allows for easy monitoring of the device's operation, ensuring you always know how much water is left. Dual Functionality - This fan humidifier combines cooling and humidifying capabilities, offering dual functionality for your comfort needs.