Falcon Dust-Off Professional Compressed Gas Duster is a powerful instant dust remover that blows away dust, dirt, and lint from hard-to-reach places. This versatile cleaning tool can be used on electronics including PCs, keyboards, laptops, cameras, and gaming consoles, as well as in vehicles, home appliances, and around the office. Each 12-ounce can features a trigger control mechanism with a convenient slip-on extension straw for precision cleaning in tight spaces. The compressed gas formula provides consistent, powerful bursts of clean air without leaving residue. This 6-pack provides an excellent value for keeping your electronics and workspace dust-free. The cans are non-refillable and contents are under pressure.