Surface-electrified PTC Ripple Heater Series is a kind of heater that can auto-control temperature and save electricity .It is made up of PTC and waves aluminum. The heater has a lot of advantages such as giving out rich heat ,stable power .using expediently,long life ,high reliability,without bright flame.It is adhibited with ripple radiator component which hot wind can go through on both sides of general PTC element,It is now widely used in house heating instrument such as air-adjuster,disinfector cabinet .dryer,suit-dryer,moveable fan heater and automobile indastry