Wilson Extension Cord, Black

the Tesla instruction manual says do not use an extension cord for charging your car well we all know they have to say that to make the lawyers happy but let's do a little test today to see in real life how much of a difference does it make compared to just using the charge cable that comes with a car by itself I'm testing the wall outlet with no load on it and we're getting a baseline voltage of a hundred and twenty two point three volts now here's what we're going to use in a test first we'll use a baseline of just the standard charging adapter by itself then we have three extension cords here this first one is a 25 foot 14 gauge cable that's too small to see but it is stamped in here the size of the cable and this red one is also a 25 foot 14 gauge cable but this one was purchased at a Walmart and I mentioned that because Walmart is not known for quality items and we're gonna see if