Model: H-7100U  O3 Water Concentration  1.0 ~ 3.0 ppm *  O3 Water Output  Capacity  150 L/hr ± 15%  Output Pressure  0.3 ~ 0.5 kg/cm2  Intput Pressure  1.2 ~ 6.0 kg/cm2  Dimension  330 (W) x 176 (D) x 435 (H) mm  Net Weight  7.5 kg  Rated Voltage  220V ~ 240V  Power Consumption  80 W * ppm (part per million) is a standard unit to indicate concentration. A solution with a concentration of 1 ppm has 1 gram of substance in every million grams of solution. O3 water concentration is subject to genuine situation, for instance, ambient temperature, operation duration.   Free On Site Demonstration and Test Available Now! Call 2815 8388 or email enquiry@fabri-technic.com for arrangement.