Special instructions of the portable air blower:Our new lightweight, faster drying with 3-speed portable air blower is not only theideal for drying the floor, carpet, wall, ceiling and upholstery cleaning jobs,but also suitable for the moisture control need in factories and hotels.Special characters for the portable air blower:1) Easy installation: simply choose an angle of airflow, select a speed, plug into standard outlet, and let the Portable Air Blower dry your area with moisture control need2) Three speed switch and three angle adjustment can adjust the air flow, operate easily and flexible3) Rotocast polyethylene housing protects the inside spare part from damaging. Safety, durable and long life span4) Molded in lift handle and the idler wheel makes it more convenient, flexible to move and store5) Low noise level at the highest speed6) Reasonable design of the idler wheel makes larger air flow and improves the efficiency and saves the energy efficiently7) The outlook design is artistic, dexterous, reasonable and stackablility producing area:China payment:T/T before shipment