1Long Runtime of 90mins: It's fully charged and lasts more than 90 minutes, perfect for carrying in your bag, in your car or at work. 2Widely Used: It can suck up the dirt caused by eraser, the cigarette ash or dust or bread crumbs or fine particle or bread crumbs or dust ash pet fur. 3Compact and Portable: Just pick it up and turn on the keyboard. It is very lovely. You can use it in your home, your office, your kitchen even your car. 4Cordless and Battery Powered: Your table vacuum cleaner uses two AA batteries (not included) which means no cords or wires to worry about. 5Strong Suction: Your table aspirator can suck up rubber scurfy or cigarette ash or bread crumbs or fine particle or dust ash pet fur because of strong suction power.