2Work Invertible Spray Duster 200ml (Pack of 1) DB50462. The 2Work Spray Duster removes dust from hard to reach areas on computer equipment, including keyboards and printers. Removing dust and dirt without trouble, the 200ml can is invertible for easier access and comes with a plastic tube attachment that allows you to add even more precision and control to your cleaning. This spray duster is flammable and ozone-friendly.. . Air duster for easy cleaning of keyboards and printers. Perfect for use on sensitive equipment, such as cameras. Clears dirt and dust with ease. Includes plastic nozzle for precision use. Great for use on hard to reach areas of machines. Can be sprayed even when inverted. Capacity: 200ml.