There's no need to break a sweat at the office with the BLACK+DECKER™ Desktop USB Mini Air Cooler with Fan. With portable dimensions of 7.5 in. x 6.25 in. x 5.9 in. and weighing just 1.79 lbs., this compact cooler takes up limited space on countertops and desktops to work alongside your laptops and computers. With 3 fan speeds (low, medium, and high) from 71.51 CFM to 93.51 CFM, you can stay comfortable and breezy any time of day. Easily top-fill the water tank and watch it run up to 8 hours before it needs a refill. A removable cooling pad is included to help enhance the cooling of your air output. Simply pre-soak the pad under cold water and reinsert for best results. Our portable air cooler has an adjustable air vent to direct airflow where it’s needed and nonskid grips on the bottom so you can secure your mini air humidifier cooler in place. The water tank features a water level indicator with LED feature. A light button lets you choose between solid or rotating color modes (red, purple, green, lavender, yellow, blue, and rotating colors). This USB fan offers 0.063 qts. (0.06 L) per hour humidification output. The portable air cooler is ideal for your office, home office, kitchen, bedroom, basement, or anywhere else you need to stay cool and comfy. Included is a 39-in. micro-USB cable that you plug into a computer or other working USB power source..