Voltage: 20V No-load speed: 15000rpm Average air volume: 8.5m3/min Max. air speed: 115km/h Include: 1 Pcs 2.0Ah 20V battery pack(JDLBP520) 1 Pcs charger(JDFCP518) Charge volts: 220-240V~50/60Hz Packed by color box