ive never owned a ice house before and just bought one,my issue is I don't know which kind of battery to buy for it...I do plan on getting two batteries...so any and all help would be appreciated..im also going to get a small trickle solar charger for it so it charges and not freeze up when im not in the house..also what kind of charger should I get for it for my 3 to 4 days trips at a time I spend in it to charge with my generator..going to daisy chain them I belive u call it