1.PCS/CTN:36PCS 2.Body size:158*107*200mm 3.DC brushless motor,mute. 4.Color choosable,excellent workmanship 5.With battery. 5V ... with batteryFeatures:1.2300RPM speed,96mm blade diameter, new DC brushless motor,strong wind , super quiet.2.5V USB power supply, plastic ... shell ,special mesh enclosure design, very safe.3.New generation of DC brushless technique,power just 2.1W,energy saving.4 ...