USB to start,silent,strong wind,outdoor and indoor use,ultra-low power,save electricity,camping use,PC use,Home use.. ModelQT-U403Specifications:4-inch, 1 speed governorMaterial:Plastic - PPType:PPPlug:USBMotor:BrushlessVoltage:5VPower:2.5WCord Length:1.2MProduct Size:149 * 96 * 146mmBox size:155 * 100 * 150mmCarton Size:530 * 320 * 480mmNW:4.5 KGSGW:8 KGSPacking Q'ty/CTN:30 pcsPackage: ...