SPHEREHOT ABC WITH SILVER ION TECHNOLOGY Anti-bacterial and anti-corrosive tank suitable for any kind of water and high pressure. CLASSIC WHIRLFLOW 2 Provides faster heating and maximum energy saving effect with 10% more hot water. ADJUSTABLE CAPILLARY THERMOSTAT Switches off water automatically when the temperature reaches pre set temperatures ABS (RUST-PROOF) Outer casing is made of superior quality, sturdy, RUST PROOF ABS plastic. RESISTIVE MAGNESIUM ANODE Helps the tank have a longer life. CAPILLARY THERMAL CUT-OUT Additional safety measure that cuts off power at 90o C to ensure safety.