1, the tank with 304 more without magnetic stainless steel materials; 

2, heat pipes adopts full copper heat pipes, communication device use Sally's brand;

 3, all faucets copper thickening;

 4, double control electric heating dry protection system;

 5, automatic water features, water shortages since the repair, auto stop when filled with water;

 6, automatic temperature control function, more to save time, save electricity