Specification: Power:1400w-2200w Voltage:100v-240v Frequency:50HZ/60HZ Operation Radius:>=7M Noise:<=78dba Efficiency:>=20% Airflow:>=2.0m3/min Vacuum:>=22kpa Dust Cup Capacity:3.5L Cord Length:5m Dimension:490*350*340mm Loading quantity: 20FT:490pcs 40FT:1010pcs 40HQ:1150pcs N.W:7KG G.W:8KG