Hello friends . today I am talking about AC . this is famous device all over the world . AC means Air conditioner which is use for cooling . there are lots of brand and company are available . Hitachi is one of them . Hitachi is Japanese company . this use best quality of product . window AC is very famous device . window AC easy install in house window . Hitachi provide good service and support . this is best for cooling . this is noiseless AC . this ac generate very less sound while running . cooling capacity is awesome . this is satisfactory and more reliable product . this is value for money