Evaporative Cooler, 3 IN 1 Evaporative Cooler, 2Speed Cool Fan & Portable Humidifier 2000mAh for Room Office Bedroom Camping Feature： ENERGY-SAVING & 】: This small cooler is Freon free, environmentally friendly, 5V/2A can run with low energy consumption. Saving energy and saves on electricity bill, while protecting your family's health. 3 IN 1 NEWEST COOLER 】: This multifunctional cooler includes the functions of fan, humidifier, Equipped with high-frequency resonance of atomizing tablets to decompose liquid water molecules, thereby generating a fine mist, maintain the indoor humidity and will not make your skin feel dry. 2 WIND SPEEDS & 3 MIST OPTIONS 】: This evaporative cooler can be set to 2 different wind speeds of low, medium and high to adapt to different needs in summer. There are 3mist options for continuous spraying and interval spraying, as well as you can choose to turn off the mist. It is easy to switching, perfect for family. 【USB Charger &TIMING function 】: This cooler is small and lightweight, with a handle easy to carry.This ac unit is equipped with a 2/4 hours timing function. 350ML LARGE WATER TANK 】: This portable cooler can directly unscrew the lid from the top to add water or ice cubes. The 350ML large capacity water tank can continuous working 2 hours with spray mode. Spray will automatic stop when there is no water, the fan function still working. The cistern in the bottom can condensation water droplets when cool working, and there have a hole on the back of the cistern Specification: Plastic: new ABS plastic.. Rated voltage: 5V 2A Power supply: USB Rated power: 10W Wind gear: 3 gears Wind speed: 3.5m/s Noise: ≤45db Water tank capacity: 350ml Atomizer: 3 high-power 1.0 MZ atomizers Atomization volume: 50ml/h Atomization time: 2 hours/add water. Timing: 2/4 hours Shaking: Shaking around 70 degrees Humidification supply,cool with ice Packet included: 1xair cooler 1xUser cable Compact and portable design, perfect for personal use in various settings such as home, office, or camping 3-in-1 functionality: operates as a fan, humidifier, and air cooler to meet your cooling needs Energy-efficient operation: Freon-free and designed to consume low energy, helping to reduce electricity bills Adjustable wind speeds: Choose from low, medium, and high settings to customize your comfort level Multiple mist options: Features continuous and interval spraying modes to maintain optimal humidity without drying out the air