I have just purchased a Fridgemaster FMT27GR Coolbox. On the lid it has a switch marked AES which can be on or off. When its on, a green light shows. When the box is plugged in to the 12v supply, the...
I have a 12v 110AH battery for camping. I also have a car battery charger which was nice and affordable (?12) However, the charger instructions recommend no more than 70AH for battery to be charged....