A portable cooled merchandising unit including a product container assembly, a door assembly, a cooling assembly, a customer enticement device, and a power unit. The product container assembly defines an interior region for containing products. The cooling assembly is connected to the product container assembly and includes a powered cooling device to cool the interior region. The enticement device is adapted to encourage customer interest in the merchandising unit and includes a powered component. The power unit includes a power supply electrically connectable to an external power source, with each of the powered cooling device and the power component of the enticement device being electrically coupled to the power supply. With this configuration, the common power supply serves to power both the cooling assembly as well as the customer enticement device. In some embodiments, the cooling assembly includes a thermoelectric device.