Intelligent Solar Water Heater 1.Non-electric control automatic fixed-temperature water supply: 2.no need any operation Intelligent Solar Water HeaterMODELQBJ1/112/2.0/0-ZQBJ1/135/2.4/0-ZQBJ1/150/2.7/0-ZQBJ1/156/2.8/0-ZQBJ1/180/3.2/0-ZQBJ1/225/4.0/0-ZCubage150L180L200L209L240L300LFeatures(1) No need electric source;(2) It can automaticall control temperature and add water according to weather ,it ...