SELF-RETRACTING CORD REELS HAVE A SPRING MECHANISM THAT AUTOMATICALLY WINDS THE CORD BACK ON THE REEL MAKING THEM EASIER TO USE THAN HAND-WINDING CORD REELS A STOP OR RATCHET HOLDS THE CORD AT THE DESIRED LENGTH AFTER ITS PULLED OUT FOR USE A QUICK TUG ON THE CORD DISENGAGES THE STOP CAUSING THE SPRING TO FULLY RETRACT THE CORD THESE REELS PROVIDE ACCESS AND STORAGE OF EXTENSION CORDS WHILE PROTECTING THE CORD FROM WEAR TANGLING AND KINKINGSTANDARD CORD REELS ARE SPOOLS THAT HOLD EXTENSION CORDS