• Simple connect the vacuum to other USB port of your laptop computer. • This keyboard vacuum cleaner can be plugged straight into usb port without requiring external power source • Press the button to increase suction power, for vacuuming heavier dirt and dust • Requires no external power source, plugs straight into any USB port. Suitable for computer keyboards, screens, mobile phones, cars and other equipment parts *Features: This USB vacuum cleaner will delight you when things get a little messy around the computer. Never let bread crumbs or other small particles creep down in between your keys and on your computer again!? Tackle all small, light weight materials in a snap with nothing more than a sleek, compact vacuum cleaner that is powered by nothing more than a USB port. Forget taking trips to the closet to grab a hand vac that is way too big to reach the fragile crevices of your keyboard. Simple, few piece design makes it a breeze to clean. Brush attachment is great for dust and cleaning out side ports and inputs. The crevice attachment makes reaching those tight areas a walk in the park. *Specifications: keyboard, printer, camera equipment, audio-visual equipment and office electronic equipment High Powered Suction Powerful motor creates 360 degree strong and steady suction to make cleaning your car interior an easy and fast task.