Waeco-Dometic Connect to 12v and 230v sources to automatically power your camper fridge from the available power source. Multi-voltage mains adapter Model No. MPS-35 Nominal input: 110-240 V~, 110W, 50/60 Hz Nominal output: 25 V---; 3A Battery operation input: 12/24 V=-= ; 4A/2A Battery operation output: 12/24 V5--; 4A/2A WAECO CoolPower MPS35
eBay