USB Charging: Easy to use by USB cable when you are at home or in the office, built-in 2000mAh rechargeable battery can provide 3-5 hours of freshness, fully charged within 3-4 hours. Take it with you when you go fishing, camping and picnics 400ml water tank: The large water tank can put more ice cubes and cold water. Turn on the humidifier function and you will get a cool breeze. The filter can be frozen in the refrigerator after soaking, and the effect will be better Retro Color 7 Color Lights: The retro green design makes it an exquisite decoration for the desktop. Built-in colorful and soft 7-color LED lights can be turned on and off freely. it will bring you a beautiful mood. The chic appearance can also be a great gift for your family and friend Detachable Air Outlet: Easy to clean the dust, the built-in waterproof trim can avoid water leakage to cause damage to the machine, adjust the wind direction by vertically adjusting the shades. Health and environmental protection : The cooling effect is only achieved by ice and fans, does not contain refrigerant chemicals. Do not tilt the air cooler or shake the body. If you accidentally knock it down or spill water, please cut off the power immediately. Then wipe the water in time and let the machine air dry before using Colorful night lights: low sound, can be used while sleeping, the night light can be turned off at any time for easy operation, if necessary, it can be used as lighting and mood light Small and exquisite: good products suitable for the office, bring you a comfortable and cool environment when you work, and make your work more comfortable Portable and convenient : use it anytime, anywhere, whether it's office, bedroom, kitchen, living room, you can carry it and use it anytime , bringing great convenience to your life Number of pieces delivered: 1 The color green Size: 149*128*113mm