Greenery 360 Degree Rotating USB Powered Plug Charging Ultra-quiet Metal Desktop Table Fan Super Mute and Lightweight Laptop PC Mini Fan Cooler Desk Cooling Fan (4'' Green) Premium metal Size: 4''/6''. Compact and spacious for fitting easily on your desk or bedside table without cluttering your desk . Easily packed into any handbag or laptop bag. Also portable for outdoor travel, shopping, school, etc Ultra-quietness: No noise annoy you in the Hot Summer. Feel cool and refresh your heart! Free adjustable direction: 360 degree. Pitch angle can be adjusted upwards or downwards. Cool wind around you. So convenient! USB Powered, no batteries required. Can be used anywhere that has a USB socket Instantly, No need to wait for charging so you can stay cool all day, even if you are on walking. Ideal for office, home, outdoor travel use. Great gift for children, friends, colleagues, teachers, parents, couple