Amazing Aircon Personal Air Conditioner Natural Wind Operating in ice Recommended distance for use : 30cm ~ / Product Height : Max. 70cm / Power 5V / 1A Compositions : Amazing Aircon Air Conditioner, Water Container 3ea, USB cable * Separate purchase power adapter ( 5V / 1A Smartphone charger) By using the natural cold of ice, Amazing Air conditioner is the most Eco-friendly air conditioner in the world. When you sleep, direct Amazing air conditioner's airflow beneath your blanket for a cool and comfortable rest. Odor, Bacteria, Headache, Eye diseases do not occur. Amazing Air conditioner is the personal and portable air conditioner. Light weight so you can take it with you form room to room. Use it indoors or outdoors for clean and fresh air wherever you go. * NOTE It is not suitable for space cooling. If you want to cool, you must be near ( about 30cm) the product. This is because it is a personal product operated on low power.