1)standard:9001-2008 ROHS 2)temperature range:10-80 degree 3)LCD,LED,VFD and digital tube available 1)Timely heating/heat preservation,water temperature induction,temperature preseting,time presetting,night light,energy saving.2)Over heat protection,transducer failure resistance,electricity leakage protection,dries heating resisting.High quality with best service and fast shippingType of ...