description clean air companion ionizer - 115 v the ion4k is a compact machine that electronically charges the air in the room, driving dust and other contaminants rapidly to the ground in a manner that is safe for the user and the environment. it operates with little input from the user so you can spend more time focusing on the task at hand. california proposition 65 warning. features multi-speed fan flexible for varying jobsites pre filter and main filter protect internal components of machine locking caster wheels simple control panel sturdy handles for easy transportation versatility makes the ion4k applicable for many jobsites including renovation and demolition contractors, food processing facilities, schools, anyone generating dust on their jobsite, and more specifications acme tools brand name national flooring equipment acme tools part number ion4k air volume (cfm) na assembled weight (lbs) 132.3 california proposition 65 warning required yes country of origin united states decibel rating (db) na globaltradeitemnumber (gtin) 00409004000052 package contents ionizer and owner's manual package depth 25.2 package height 28.7 package weight 133.3 package weight (lbs) 133.3 recommended room size 7,000-70,000 upc 409004000052 voltage 115