Let your customers know when your store is open or closed! Take action when store is closed, you can even disable shopping at all! Add a notice that your store is going to close soon!! Customers can also see if store is closed when it will be open again! Enable Widget to show your entire week store opening & closing hours! Plugin Comes with 6 types of notice designs which also has 5 types of countdown timer design!
https://wordpress.org/plugins/store-opening-closing-hours-manager/
