Strong, impact resistant sturdy struture. Electric transformer separated on each UV lamp engineered to control operating independently voltage, frequency ... to maximized bulbs life. Reduces glaze for comfort to daily salon use. Three position setting: 120 secs , 180 secs and neutra l (Always ON). Stylish color and designed to match your salon decors. CE approved * ROHS Compliant** One year guarantee for part and labor. Notes: * CE marking (also known as CE mark ) is a mandatory conformance mark on many products placed on the market in the European Economic Area (EEA). With the CE marking on a product the manufacturer ensures that the product is in conformity with the essential requirements of the applicable EC directives.  The letters "CE" stand for " Conformité Européenne " ("European Conformity") Restriction of Hazardous Substances Directive **It is closely linked with the Waste Electrical and Electronic Equipment Directive (WEEE) 2002/96/EC which sets collection, recycling and recovery targets for electrical goods and is part of a legislative initiative to solve the problem of huge amounts of toxic e-waste.