BATTERY VOLTAGE: 18V; NO-LOAD SPEED: 13000-16000R/MIN; MAX AIR SPEED: 100-126KM/H; MAX WIND CAPACITY: 570M3/H (335CFM); NORMAL SPEED AND TURBO SPEED FOR CHOICE; TWO SPEEDS FOR CHOICE; HIGH EFFICIENCY; AXIAL FLOW, HIGHER AIR SPEED; WITH SOFT GRIP HANDLE; QUICK INSTALL AND RELEASE BLOWER TUBE; TRANSPARENT AIR TUBE