Dura Stick Premium Electrodes 2 x2 Square Cs 40 Lamps Halogen Examination 0 ) * Proven durability Hip Kits 0 ) * Proven durability * The Onyx is proven tough enough to withstand a minimum of 50 drops * Automatic turn on and off for fast and easy spot checks * Portable Take the Nonin Onyx Vantage 9590 anywhere * Weighs less than two ounces * Made in USA *The plywood is coated with a lacquered finish *The step stack for easy of storage *Comes with a 3 high and 6 high step *Use for balance and step rehabilitation *Steps covered with carpet *Frame made from reinforced plywood *Steps stack for easy storage *Weight capacity 650 lbs Self Adhesive * 10 packs of 4 each 40 case * Pure conductive silver layer * Stainless steel mesh and Blue Gel * Choice wire and molded connectors * Provides optimal current dispersion with low impedance