Professional and eco energetic ondulators, compact, for installation in computer offices. Complete protection against every type of hypertension of a atmospherical or industrial kind. Lightens hypertensions. In accordance with the prescriptions of lightning conductors IEC 61-643-1. Ultra flat design, for installation under or next to the computer. All connected IT-material is guaranteed for an unlimited amount. 4 electric points for model 500 to 800 and 8 electric points for model 1200 and 1600USB.