You can make your own portable vacuum cleaner using the following steps. Its very easy to make using basic electronic components and mechanical items.
1> Electronics: one 3V dc motor, one switch , one AAA battery holder. and wires to connect them.
2> Mechanical, one small plastic container, plastic propeller, one small pipe (1cm dia, 1cm long), 6 pcs of small plastic spices ( 5mm x5mm), aluminum wire to make a clamp, and a long plastic or aluminum rod to make a handle.