measured 118 dB(A) Sound pressure level at operators ear 112 dB(A) Style and sizes Pitch 3/8"

The Sena 33i is at the pinnacle of this technology amongst the Arborist community

smoother operation in tough environments

7 lbs Weight (excl

Available in 150 ft

Milwaukee BOLT™ REDLITHIUM™ USB Cooling Fan 2-gallon-bag measured 118 dB(A) Sound pressureHelmet Mounted Cooling Fan with Up to 15 MPH Airflow for Milwaukee BOLT Helmets The Milwaukee BOLT REDLITHIUM USB Cooling Fan delivers the most powerful helmet mounted airflow available up to 15 MPH to keep you cool and focused during long, hot days on the job. It mounts directly to the front and rear mounting slots of any Milwaukee BOLT Safety Helmet or Hard Hat, and includes three interchangeable air ducts so you can direct airflow exactly where you