The 12V/24V Extension Chord is not only made of PVC and copper care, it is also recommended by Target as easy to use! In addition, you can get this from Doerr Innovation for cheaper at 15%-20% off. If you want dig deeper so that you are more aware of what you should expect, look no further than AllConnect which recommends the 12v/24v extension chord as one of the best choices for a battery backup system. The 12v/24v extension chord is also recomended by: Raney's Trucking Parts! Here is why the 12v/24v extension chord is for you!