Brand New And High quality. Personal space cooler that lets you create your own personal comfort zone. Simply fill with water, plug it into any standard wall outlet or USB port and enjoy.It runs up to 8 hours per fill. This whisper-quiet fan and soothing night light make it perfect to use throughout the night for a comfortable sleep. It’s lightweight & even convenient for travel! Great for outdoors too! It’s not just safe to use but energy efficient. Air cooler has noise is a bit big and provide comfortable and cool air(need to inject cold water and ice cubes), but Can not be refrigeration.