Woods E105 &ldquo;S&rdquo; Shaped Cord Lock CONVENIENT extension cord S lock prevents tools from disconnecting while in use Perfect for use in the yard, on the jobsite or any other task where you will be dragging multiple connected cords HEAVY DUTY weather resistant construction Center hole to hang up when not in use to prevent loss EXTENDS THE LIFE of your cords because it keeps you from having to tie your cords in a knot which wears your cords down over time