They are very powerful and easy to use, it has an air valve to prevent it from breathing in dust and blows out a powerful stream of air to blow dust away, making cleaning lenses, camera, and filters a breeze. Giotto's parented and unique rocket-shaped base design can stand upright, and its nozzle can be removed. Features: Natural and environmentally-friendly rubber Air inlet valve design prevents air's back flow from the air nozzle Detachable upper airstream air nozzle Special design for optional neck strap attachment Patented tripod base provides free-standing function, convenient use and storage. Rocket-Air blow off dust particles, even those clinging to items from static electricitySpecifications: Height: 7.5" Diameter: 2.36" Weight: 0.19 lbs.
