Specifications: Mini size, easy to clean the dirt at the corner of the keyboard. Also designed for vacuuming heavier dirt and dust. Great for the cleaning of the keyboard, printer, camera equipment, audio-visual equipment and office electronic equipment. Usage: Simply use, only need to connect the vacuum to the USB port of your laptop or computer, no external power source required. Type: USB Vaccum Cleaner Color: By Random Material: ABS + Electronic Component Features: USB Vaccum Cleaner, Convenient to Use, Pocket Brush Size: 10cm x 3.4cm x 4cm/3.94" x 1.34" x 1.57" (Approx.) Notes: 1. Due to the difference between different monitors, the pictures may not reflect the actual color of the item. 2. Compare the detail sizes with yours, please allow slight difference due to manual measurement. Package Includes: 1 x USB Vaccum Cleaner 1 x USB Cable Mini size, easy to clean the dirt at the corner of the keyboard. Also designed for vacuuming heavier dirt and dust. Great for the cleaning of the keyboard, printer, camera equipment, audio-visual equipment and office electronic equipment. Usage: Simply use, only need to connect the vacuum to the USB port of your laptop or computer, no external power source required.