... , low noise 2.Polyethylene material durable 3.Adjustable air flow 3speed, Portable, Flexible Air blower-B3 Application:Hard ground, carpet and indoor ... , office buildings, hospitals and so on . Features:1. Strong wind force, low noise.2. Mesh enclosureprevent motor to sucked into sundry ... FlowL-100m3/minM-130m3/minH-160m3/min 3Speed,Portable,Flexible Air blower B3