Class I, 6.5 bar, 6-in-1 safety features (Multi-Function Valve), PRV (Pressure Release Valve) releases extra pressure from the inlet and VRV (Vacuum Release Valve) guards against dry running of geyser Drain: For easy cleaning and servicing of geyser Non Return: Water exits only from the outlet Anti Syphon Hole: Acts when multi functional valve fails Fusible Valve: Acts when thermostat and thermal cutout fails Longer life due to thicker and heavier copper element Magnesium rod increases tank life by reducing scaling TIG Overlap Welding: Enhances pressure bearing capacity and strength of the tank Can be installed both vertically and horizontally Warranty: 2 years on product and 5 years on tank Power: 2000 watts; Operating voltage: 230 volts Includes: Warranty card and Manualhttp://www.amazon.in/Orient-WF2501P-25-Litre-2000-Watt-Plastic/dp/B00BMLVDR0