Dual purpose blowing and suction, the industrial blower sucks cleanly and blows thoroughly for easy cleaning Industrial grade, strong wind and high power from the turbine All copper motor with persistent power 6-speed adjustment stepless speed change Multifunctional dual-purpose blowing and suction Faster heat dissipation and longer life The power that blows and sucks with force Efficient and durable blowing of dust and soot High-power pure copper motor Powerful airflow is greatly optimized, durable and non-scorching Aerospace turbine design Technology Turbocharger Provides independent vacuum performance with strong wind power Six-speed stepless speed change Adjust the wind and wind speed according to your needs. Second gear blows fine dust on the floor Third gear blows dust as heavy as sawdust Fourth gear blows stubborn computer dust Five gears blowing iron shavings and falling leaves and other large surfaces Sixth gear is for wet and fallen leaves of gravel Applies to: Computer dusting On-site dusting Blind spot cleaning Electrical box dusting Product model: HK-BL2304 No-load speed: 0-16000r / min Rated power: 1000 w Maximum wind speed: 103 km / h Nominal voltage: 220-240V Maximum air volume: 2.8 m3 / min Nominal power: 50 ~ 60Hz The number of speed setting: 6 speed setting Packing size: 27 * 20 * 20 cm Net weight in bare metal: 1.95 kg * Product parameters are manually measured, there may be some errors, please refer to the actual product Please allow slight deviation in the measurement data and make sure it does not not mind before ordering. High quality store for you Tips from the store: 1. The size is manually measured, please allow the error (1-3cm). 2. Due to the different monitor pixels, there may be some color difference, please refer to the actual product.