... :This single phase electronic energy meter was smart digital and was developed totally by our company, This ... quantity2) Time and data :a) Clock:a) Second,minute,hour,week,day,month,yearb) Recognized automatically in leap ... Display mode setting,code,meter number,Consumer number,clock.Open terminal cover and record:Broadcast set up ... ( internal control -40% ) DDSF3333 single phase digital energy meter