Cooling heating and energy saving functionality the outwell ecolux 35l 12v cool box is spacious invetive and economical keeping food and drinks cool or warm on camping escapes lined with pu to maximise its energy efficient performance this box can keep the contents 18 25 degrees cooler than the outside temperature or 50 60 degrees warmer the ecolux is specially shaped to accommodate 2 litre bottles as well as having an internal icepack divider and an adjustable handle for easy carrying