ElectricTIPS on Instagram: "I was building a Mavis, and I brought my YZ85 (gas)to work. Let the store manager ride it. And he did okay. So the next day I brought my razor there. I had just switched over from 60 V to 72 volt with these 80 volt batteries. It was cold out, but after he did that burnout. Heated up the tire. So now when he whapped on the throttle, it gripped and he flipped!! I finally started a YouTube years later and posted it. That razor had exchangeable 80v batteries! @krisuno ...