200w Industrial Blower, High Pressure Air Pump Centrifugal Vacuum Pump Suction Fan Aquaculture Fish Pond Aerator ,Lightweight Portable

THE FAN IS MADE OF ALUMINUM, LIGHTER THAN THE GENERAL CAST IRON FAN, GOOD HEAT DISSIPATION EFFECT, BEAUTIFUL APPEARANCE AND FINE, GOOD CORROSION RESISTANCE ALL-WEATHER USE TURBOCHARGING TECHNOLOGYALL COPPER MOTOR + HIGH PRECISION BLADEALL WEATHER 7*24 HOURS WORK, UNUSUALLY STRONG PERFORMANCE 1.92MM TO 1.95MM (TOO LARGE CLEARANCE, INSUFFICIENT PRESSURE, TOO SMALL CLEARANCE EASY IMPELLER JAM) STRONG WIND VOLUME WORRY-FREE LUBRICATION DESIGN