... & RoSH approved Less prone to hard water No wait,no waste,no limit Instant water heater ApplicationsKitchen/ Sinks/ Showers/ Tubes/ Dish ... , stainless steel heating element* Unlimited supply of hot water, heater is installed at point of use* Easy installation, ... * Leakage protection* Overheat protection* Dry heating protection* Water and electricity isolation protection.* Built-in pressure relief valve ...