Description:1. Multipurpose 3 IN 1 Air Dust Collector And Vacuum: Buying a compressed electric air dust collector is like having an air hoover, a blower, countless canisters of air, and cleaning gel all at the same time, no more polluting the environment. In addition, you can take your vacuum cleaner/duster kit with you, saving you a great deal of money in the long run.2. Powerful Electric Blower: Powerful suction can easily and effectively deep clean dust, say goodbye to dust build-up on computers, laptop keys, keyboard posts and other electrical devices. With a rechargeable battery, it can run continuously for about 35 minutes at a time.3. Multifunctional Blower: Multi-functional cleaning kit for car, home, pet hair, computer, keyboard and industrial.