Americans will be able to order free at-home rapid COVID-19 tests online starting Jan. 19, the White House said Friday.

The move makes available the 500 million rapid tests President Biden said his administration purchased last month. 

There are some important limitations, though. Each residential address will be limited to four tests. The tests are also expected to take 7-12 days to ship once they are ordered, the White House said.

People will be able to order the tests on a new website, COVIDTests.gov, which will go live on Jan. 19. The White House is partnering with the U.S. Postal Service to ship the tests to people's homes.... Read More: The Hill