... performance by using a quartz glass outer tube and a titanium inner tube design. Functions and Features: 1.high ... .the best and the most suitable material: quartz tube, Titanium Electrode4.extra long life, over 10,000hrs, when compare ... systemAir cooling, 40 CFM fan recommendedOzone generating methodCorona discharge, Titanium tubeInput voltage220 VAC 50Hz (60 Hz optional)Power input240 mAOperating ...