USB Powered: Mini air conditioner with USB port, does not contain batteries. Compatible with 5V output devices such as computers, laptops, portable chargers, portable chargers and other devices with USB output. Suitable for all occasions: the air cooler by evaporator (17 x 17 x 10 cm) is small and compact, perfect for offices, bedrooms, kitchens as a small air conditioner. Adjustable air speed and spray: the air cooler with 3 air speeds and 1 spray mode can be adjusted to your needs, such as work, study and sleep. It is not only a fan for the hot summer, but also a humidifier to keep the air moist. Mini mobile air conditioner with water tank: the large water tank holds more than cold water and small ice cubes, turn on the switch, you get fresh air. High quality: Our USB fan is made from durable ABS material for long-term use . Best summer gifts for men, women, family friends in hot weather. Package includes: 1 x Personal Air Cooler 1 USB cable 1 x user manual Sold by the grid cool store