- Battery life out of the box was 28 hours with full lighting, 1000hz polling and 48% charge. These do run small. Buen juego excelente temática Got this to try and keep my cardio up during the winter. I had to stand on it to stretch out the panels and that worked combined with lying on the bed to get it on. Not too convenient to have to hit a safe key first to make sure its actually on. More than likely where I sit on that portion of the wire and rub it constantly where im getting on and off the truck during 12 hour shifts. If you have wide feet and mechanical problems with walking, and you have to wear custom orthotics in your shoes and slippers to be pain-free at home, these are your slippers. Oh well But on the plus side if youre just sitting in these slippers, they are nice, soft, and warm without overheating your toes or getting stanky from too much moisture collecting.