1. The mini size is easy to clean the dirt at the corner of the keyboard 2. It is also designed for vacuuming heavier dirt and dust 3. Simply connect the vacuum to the USB port of your laptop or computer 4. It can keep your keyboard clean with this portable vacuum cleaner 5. It is great for the keyboard, printer, camera equipment, audio-visual equipment and office electronic equipment Spicification: Colour:green Material:ABS Size:14 x 3.5 x 4cm Package Contents: 1 * USB dust brush Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.