I...I also use group ups jobs serene,my holds half an hour,an hour and a half and very good put the machinery in motion at the time, but that you put the battery in the truck in?? hihiihihihi
You do not really understand something until you can explain it to your grandmother (Einstein)
the best source of energy 12 v would be the battery without shock or anything
I use a power supply x pc and it is fine
I think that a stabilized power supply from 220 v to 12 v is perfect, then also the external battery normal does not ? evil
Be a nice battery 70A under the bench and nice!!!..![]()
and good x will not have any problems