This product is a desktops air purifier. The main effective factor is anion which can catch the hazardous substance forwardly. The product is no need to change the consumable items always, and its operation is very easy. The main users are white collar users. Desktops air purifier is close to the users when using, it can make an anion in 2 meters’ range for clear the air in the office effectively. The switch style is a platform which can be slide down for opening the air purifier. In the meanwhile, the hidden working statement light and power statement light will be shown up and lighted for users to observe the statements. This product has the lithium battery. Also it can be carried-on for adapting different usage scenarios.