USB vacuum clear :

1. size : 15*4.5*4 cm ; 100 pieces/carton ;  carton size : 50*35*44 cm ; NW/GW:11.4/12.4 kg ;

2. material : ABS ;

3. packing : blister card packing ;

4. Powered : USB ;

5. it has two suction hole , one is a big hole which can suct big sundries ; the other is a small hole which including a brush and 3 small holes  , it's convenient to suct the dust between the keyboard ;

6. it has LED lighting to help cleaning .