... :AC220V 50HZ 2)Controlling time range:1M~168HS NDT16G Timer,time control switch,controllerItemMicrocomputer and programming time controllerModel ... NDT16G Operating powerAC220V 50HZControlling time range1M~168HSOperating errors≤±0. ... match by yourself)Outline size75*120*58mmMounting formSurface mounting NDT16G Timer