Floureon 2Packs Energy-Saving Outlet Digital Timer Programmable Timer Socket Switch Large LCD Display US Plug+ 16 Kinds of Days Group Setting This is an economy plug-in time switch with numerous options! This timeswitch allows you to set programs for individual days or various combinations of days, including Monday to Friday, Saturday and Sunday only or Monday to Sunday, as well as others. This timer is ideal for switching lights, radios, etc. on whilst your house is unoccupied, giving the impression that people are in. It can also be used to take advantage of cheaper electricity costs during off peak periods. Not suitable for fluorescent, low energy or discharge lamps.