This unit can be mounted on 10 -15 m³ refrigerated truck bodies, and use R134a Eco-friendly refrigerant, the cooling capacity is up to 3000W, and temperature is range from -5℃ to +30℃, which can cool temperature quickly and can decrease system pressure and increase compressor’s service time. http://www.guchenthermo.com/products/truck-refrigeration-units/c-300-truck-chiller-units.html