How long is 1 business day?

One business day is one business day, Monday through Friday. For example, Tuesday plus one business day is Wednesday. However, Friday plus one business day is Monday.

aquila145wd says i just want to know in hours are some more information or somthing

because this has low information and confusing and i order somthing in 3 or 4 business

days and its bin forever so this information sucks