USB Mini Vacuum PC Computer Desk Keyboard Cleaner-Blue USB Mini Vacuum PC Computer Desk Keyboard Cleaner-Blue The USB Mini Keyboard Vacuum Cleaner is a Wonderful gift for your computer. Mini USB Powered Vacuum Cleaner requires no external power source, plugs straight into any USB port, this PC Desktop Keyboard cleaner set can be more convenient to use with low power consumption! Keyboard Vacuum Cleaner is ideal for removing cigarette ash, dust, dirt from keyboard, desktop, or monitor.