Portable Air Cooler, 3-in-1 Evaporative Air Cooler, Portable Air Conditioner with 3 Fan Speeds & 600ML Water Tank & 7 LED Lights, USB Rechargeable Personal Air Coolers for Home/Office/Indoor/Outdoor

【3-in-1 Portable Air Conditioner】: This personal air conditioner can be served as a fan, mini air conditioner, also a humidifier, providing you best cooling in an easy-to-use way. Adding some ice and water into the water tank for evaporative cooling, our portable AC will release cool moist air to prevent your skin from drying out. Keep cool and comfortable with our portable air conditioner fan anywhere. 【600ML Large Water Tank & Long Lasting】: Portable Air Cooler with a 600ml water tank, the air conditioner portable can work continuously for 5-6 hours when filled with water, avoiding frequent water refills, and automatically switch to the natural wind when the water runs out, so you don't have to worry about falling asleep. The transparent water tank allows you to check and control the water level at any time. The top water tank design increases the convenience of adding water and prevents water leakage. 【Portable & USB Powered Use】: The portable air conditioner USB charging port can be powered by a power bank, laptop, adapters, mobile power sources, computers, and vehicle chargers. The mini mobile air conditioner has a built-in 4000mAh large-capacity battery, which can be moved use when fully charged, and you can move it to any place you want to enjoy the coolness. 【Quiet and Comfortable】: This air cooling fan can operate at low noise (less than 30dB), Even at the maximum wind speed, the noise volume is less than 55dB and will not disturb your life, working and sleep, bringing you the most comfortable experience. It is your best choice when you want to cool down in the office, room, home and exercise. 【Energy-Saving & Eco-Friendly】: Compared with your costly A/C, this portable air cooler has no compressor and does not use chemical refrigerants and it is more environmentally friendly and safe for your health. It blows out cold air through water evaporation which feels really refreshing, instead of circulating warm air like a regular fan. You can easily enjoy extra coolness in seconds at a low cost.