1. No transmission parts, solid & silent power-supply system, and high precision CNC thermostatic system, obtaining several national invention patents and utility model patents.
2. Advanced full-touch screen control, no need any handles, high-brightness color LED digital display（ water Temperature and flow rate can be adjusted freely）.
3. Using thermoelectric power supply system, no need any outer connected power or batteries, long service life, stable performance and environmental-protection.
4. Can solve the following three shortcomings of the traditional power supply system：

(1)AC power supply：dangerous.

(2)Batteries :trouble to replace, non energy saving.

(3)Hydroelectric power：small flow，easy to plug.
5.Electric/gas/air-source/solar water-heaters all suit for this product.