I just had to put my Cooper Dog down on 08SEP20 and it was a difficult decision. Cooper was 12 years and 3 months old. I would only suggest to all the other owners of labrador retreivers, that they keep the weight managable to about 65-75 lbs for a Male and 55-60 for the F...
But where as it might be remotely feasible to hot swap a 100 lb battery, doing so with something that weight 10x requires a significant more degree of automation and complexity. In other words, you need something a whole lot more than a pump that...