The Makita DCW180 LXT Cooler and Warmer Box can be powered by 2 x 18V batteries (not supplied) , a car cigarette's lighter or mains. Keep your lunch hot for up to 5 hours or drinks for up to 17 hours. Its large 20 litre capacity allows you to store up to four 2 litre plastic bottles or twenty 0.5 litre plastic bottles. A carry handle, grips and 2 large 100mm wheels allow for easy transportation. Its LED display clearly shows the inside temperature and battery fuel gauge. The battery box is equipped with a lid for protection of battery against water, IPX4 water resistance when closed. It also features a USB output port for charging and a bottle opener. Conveniently located for opening glass bottles. Comes as a Bare Unit, NO battery or charger supplied. Specifications: Temperature Range: -18 to +60. Capacity: 20 litre. Thermal Insulation Thickness: 33mm. Dimensions (L x W x H) : 623 x 341 x 371.5mm. Technical Specs Temperature Range: -18 to +60. Capacity: 20 litre. Thermal Insulatio