Timers are commonly used to save electricity, but Esio Storage Water Heaters feature BASF's insulation layer from Germany, renowned for its exceptional thermal retention. As a result, substantial energy savings are achieved without the need for a timer. In fact, reheating after powering off may increase electricity costs, making it less economical. Esio Storage Water Heaters ensure our consumer a hassle-free experience by eliminating the need for frequent switching, all while enhancing energy efficiency.