【3 in 1 Multifunctional Cooling Box】This portable air cooler can be used as an evaporative air conditioner cooler, desk fan or cool mist humidifier, which can cool the room temperature while misting. Humidify the air, reduce allergens, dust and smoke, and enjoy a cool summer [Three Adjustable Speeds] This portable air conditioner has three adjustable wind speeds (low, medium, high). The maximum fan speed can reach 5m/s. Has a personal cooling zone; NOTE: This portable air cooler will only cool the area around the user, so you should not expect the same results as an air conditioner. 【Rechargeable Cooling Fan】Built-in 2000mAh battery, supports up to 4 hours working time after fully charged, can be charged by USB devices, so you can place it anywhere, such as: Bedroom, office, bedside table, countertop or even camping... 【Portable and Detachable Design】There is a removable 150ml capacity water tank at the bottom, never worry about water leakage. You can add water or ice cubes and