The most obvious benefit of TR-450 truck reefer unit is the improved cooling performance. TR-450 model can rapidly cool down a hot truck, which can be critical for ensuring that products are not damaged during transport. Additionally, it can keep the truck at a consistent temperature, which can help to prevent spoilage. In addition to the cooling benefits, TR-450 truck reefer units can also help to improve the overall efficiency of a fleet. By keeping the truck at a consistent temperature, it can help to minimize the need for heating and cooling, which can save on fuel costs. ------------ See full details on Guchen TR-450 model: www.guchen.com/truck-refrigeration-units/tr-450.html Contact info@guchen.com for its latest quotation.