S.C. Code Ann. § 7-13-1310
The governing body of any county, subject to the written approval of a majority of the county legislative delegation, including a majority of the Senators, may at any regular meeting, or at a special meeting called for the purpose, authorize the use of vote recorders for recording and computing the vote at elections held in the county upon such terms and conditions as the governing body may prescribe. The governing body shall purchase or otherwise procure vote recorders conforming to the requirements of this article.