Name:Mini Table Dust Vacuum Cleaner Voltage: 3V Continuous working time: ≤ 10 min Brush height: 4±0.8mm Instruction:1.Unscrew the cover in counterclockwise direction and remove it. 2.Put in 2xAA batteries (Not included)and screw the cover in clockwise direction to close it. 3.Turn on the switch to the machine. The brush help to sweep stubborn stains. 4. the "Push" button and pull out the bottom. Attention:1.Powered by 2xAA batteries(Not included) 2.To avoid damage, the continuous working time should be less than 10 minutes 3.Use brush, paper to clear the dust, crumb or debris in the dustbin. Please don't wash the machine 4.Keep fingers away from the hole on the machine bottom while it is working 5.Children should use only under adult supervision IDEAL for perfect at desktop, table top, table cloth, pool table, etc cleaning. Cleans crumbs, dirt, eraser residue and other debris. Can even be used to clean you computer keyboard or crumbs on your car seat etc Color: Black Material: plastic Package Contents: 1 x mini vacuum cleaner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.