 yeah that's right check the water level i'd go through a gallon at least a gallon of distilled water made sure the charger that was on charge every night so we would have it the next morning but uh and you know it's a good old cheap lead acid batteries and um but you had that maintenance component um the lithium you know the maintenance is taken away but it's just so damn expensive like you said when if they ever catch on fire but you know i was thinking