VACUUM USB Mini - various colours
These USB powered vacuums with an LED light to show the way in those dark crevices of your layout. Great for the hobbyist, especially for cleaning train tracks etc of loose ballast or dust between Lego baseboards. They are also great for cleaning up after applying static grass. Easily recycle your static grass surplus with these little vacs.
Just use a USB power pack that you use for power backup for phones tablets etc, and you have a very portable vacuum.
Check out our video https://youtu.be/BGhxYNr0UZk?t=880