Programmable Time Switch Working Reserve time 3 Years Count down 1 sec - 99 min 59 sec

Programmable Time Switch Working Reserve time 3 Years Count down 1 sec - 99 min 59 sec Application The timing device used in digital circuits, minutes and seconds digital display, intuitive, accurate and stable walking the show popular, widely used in personal family, station, wharf, office and other public places, to people's life, study, work, entertainment has brought great convenience, such as automatic timing on time, alarm, automatic bell time program automatic control,