Enerbras Enershower 4T has a BIGGER SHOWER AREA that gives a wide and uniform water jet thus providing a pleasant shower. It has 4 Temperature settings to choose from, that is:FRIO: OFF(COLD)MORNO: LOW/ WARMQUENTE: MEDIUM/ HOTMUITO QUENTE: HIGH/ VERY HOTIt also works with SALTY, BOREHOLE & NORMAL water. Enerbras is a quality brand and all products are made in Brazil.PRACTICE* Simplified resistance exchange system, through a coupled bracket.* Does not use rubber gasket. * Installation and operation manual, step-by-step, illustrated.* ECONOMY* Double heating chamber, ensuring greater safety and energy efficiency.* Energy efficiency (yield) greater than 95%.SAFETY* Grounding system has capture points at the water inletand outlet. Leakage current in water less than 5mA *.* When water has a minimum resistivity of 1,300 Ωcm at 22ºC.* Suitable for working safely in pressures up to40 meters of water column (400kPa).* Conductors with 50cm, allowing electrical connectioninside the passage box, eliminating apparent splices.* Mechanism designed with cushioning system,presenting longer contacts life.IMPORTANT: Before installing the product, carefully read the instruction manual.PACKAGE DIMENSIONS19CM X 17CM X 13CM.