Waterstone 4010-CH Traditional Disposer Air Switch, Chrome ADA compliant - Solid Brass construction, Button and Trim Ring available in Solid Stainless Steel Includes Control Box and Tubing - Two Accent Buttons Included Easily Replaceable Air Pump - Requires 1 3/8" Mounting Hole Pressing Air Switch will alternately activate or deactivate two pieces of equipment plugged into the box Limited Lifetime Warranty against defect in material or workmanship