1.No blade,safe for children,safe for pets 2.USB model,Easy to clean 3.Soft wind,low noise 4. ... Size:159 x 115 x 225 mm3.Voltage:DC 5V ,USB plug or AC110V -240V adapter4.Color choice : blue, purple, black ... ”HQ : 675 CTNS / 10,800 PCSMOQ:1000pcs low noise mini USB type Round Bladeless Fan, No Leaf Fan, No Blade Fan, Table Bladeless Fan